{"title":"FightLite","description":"\u003cp\u003eFightLite products at Mountain Ready include MCR dual-feed upper receivers for AR\/M4 platforms.\u003c\/p\u003e","products":[{"product_id":"fight-mcr-dual-fd-upr-556-pic-16-25","title":"FightLite - MCR Dual-Feed Upper Receiver for AR\/M4","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper Receiver\u003c\/b\u003e is a revolutionary component designed to enhance the versatility and firepower of your AR\/M4 platform. This groundbreaking upper receiver is compatible with any MIL-Spec lower receiver and can be easily installed without permanent modifications. It is also backward compatible with AR15\/M16 models dating back to 1963, offering a seamless upgrade path for a wide range of users.\u003c\/p\u003e\u003cp\u003eThe MCR upper receiver features a \u003cb\u003egas-piston operation\u003c\/b\u003e for extreme reliability in adverse conditions, ensuring consistent performance in any environment. The 16.25-inch quick-change barrel system allows for rapid adaptation to different mission profiles, while the MIL-STD 1913 co-planar handguard with a rail-interface system provides ample space for mounting optics and modern accessories. This upper receiver accepts both standard box type AR15\/M16 magazines and M27 linked ammunition, offering unparalleled flexibility and firepower.\u003c\/p\u003e\u003cp\u003ePlease note that this product is restricted in certain states and jurisdictions. It is the buyer's responsibility to comply with all applicable laws and regulations. All FightLite products are ITAR controlled and require US Government authorization for export.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits any MIL-Spec lower receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBackward Compatibility:\u003c\/b\u003e Compatible with AR15\/M16 models from 1963 onwards\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for extreme reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 16.25-inch quick-change (3 seconds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHandguard:\u003c\/b\u003e MIL-STD 1913 co-planar with rail-interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAmmunition Compatibility:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammunition\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991219289,"sku":"RSR-FLMCR-060","price":7142.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-060-1.jpg?v=1790639960"},{"product_id":"fight-mcr-dual-fd-upr-556-mlok-16-25","title":"FightLite - MCR Dual-Feed Upper M-LOK (Black)","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper\u003c\/b\u003e is an innovative solution for those seeking to enhance their AR\/M4 platforms with a belt-fed capability. This upper receiver assembly is designed to seamlessly interchange with standard AR\/M4 type uppers and fits any MIL-Spec lower receiver without requiring permanent modifications. It is also compatible with AR15\/M16 models dating back to 1963, making it a versatile choice for a wide range of firearms enthusiasts.\u003c\/p\u003e\u003cp\u003eEngineered for responsible armed citizens, law enforcement, and professional security personnel, the MCR upper receiver system can be configured in seconds without tools to adapt to various mission profiles. It features gas-piston operation for extreme reliability, a \u003cb\u003e16.25\" quick-change (3 seconds) barrel system\u003c\/b\u003e, and an M-LOK co-planar hand-guard with a rail-interface system for mounting optics and accessories. The MCR accepts standard AR15\/M16 magazines or M27 linked ammunition, providing unprecedented firepower and flexibility.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits any MIL-Spec lower receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInterchangeability:\u003c\/b\u003e Compatible with AR15\/M16 models from 1963 onwards\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 16.25\" quick-change (3 seconds) barrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for extreme reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHand-Guard:\u003c\/b\u003e M-LOK co-planar with rail-interface system\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFirepower:\u003c\/b\u003e Accepts standard AR15\/M16 magazines or M27 linked ammunition\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRestrictions:\u003c\/b\u003e Not for sale in certain states\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-060M\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct UPC:\u003c\/b\u003e 859714006354\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991252057,"sku":"RSR-FLMCR-060M","price":7142.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-060M-1.jpg?v=1790640091"},{"product_id":"fight-mcr-df-upper-556-mlok-12-5","title":"FightLite - MCR Dual-Feed Upper M-LOK Compact","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper M-LOK Compact\u003c\/b\u003e is a revolutionary upper receiver assembly that transforms your standard AR\/M4 platform into a versatile, mission-configurable rifle. Designed to fit any MIL-Spec lower receiver, it is compatible with AR15\/M16 models dating back to 1963. This upper receiver system is ideal for responsible armed citizens, law enforcement, and professional security personnel seeking enhanced performance and capability.\u003c\/p\u003e \u003cp\u003eThe MCR features a \u003cb\u003egas-piston operation\u003c\/b\u003e for extreme reliability in adverse conditions, along with a \u003cb\u003e16.25\" quick-change barrel system\u003c\/b\u003e that allows for rapid configuration without tools. Its MIL-STD 1913 co-planar hand-guard with a rail-interface system supports the mounting of optics and modern accessories, making it adaptable to various mission profiles. The MCR accepts both standard AR15\/M16 magazines and M27 linked ammunition, offering unprecedented firepower and flexibility.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits any MIL-Spec lower receiver\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for extreme reliability\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 16.25\" quick-change (3 seconds)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHand-Guard:\u003c\/b\u003e MIL-STD 1913 co-planar with rail-interface\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eAmmunition:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammunition\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eRestrictions:\u003c\/b\u003e Not for sale in certain states; ITAR controlled\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eProduct UPC:\u003c\/b\u003e 859714006347\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-060MS\u003c\/li\u003e \u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991350361,"sku":"RSR-FLMCR-060MS","price":7142.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-060MS-1.jpg?v=1790495530"},{"product_id":"fight-mcr-dual-fd-upr-556-pic-12-5","title":"FightLite - MCR Dual-Feed Upper Compact","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper Compact\u003c\/b\u003e is a groundbreaking addition to any AR\/M4 platform, offering unparalleled versatility and performance. This upper receiver assembly is designed to seamlessly interchange with standard AR\/M4 type uppers, fitting any MIL-Spec lower receiver without permanent modification. It is also rearward compatible with AR15\/M16 models produced as early as 1963.\u003c\/p\u003e\u003cp\u003eEngineered for responsible armed citizens, law enforcement, and professional security personnel, the MCR system can be configured in seconds without tools to adapt to virtually any mission profile. Standard features include \u003cb\u003egas-piston operation\u003c\/b\u003e for extreme reliability in adverse conditions, a \u003cb\u003e12.5\" quick-change barrel system\u003c\/b\u003e, and a \u003cb\u003eMIL-STD 1913 co-planar hand-guard\u003c\/b\u003e with a rail-interface system for mounting optics and modern accessories. The MCR accepts standard AR15\/M16 magazines or M27 linked ammunition, providing unprecedented firepower and weapon flexibility.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eInterchangeable:\u003c\/b\u003e Fits standard AR\/M4 type uppers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Rearward compatible with AR15\/M16 models since 1963\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGas-Piston Operation:\u003c\/b\u003e Ensures reliability in adverse conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuick-Change Barrel:\u003c\/b\u003e 12.5\" barrel can be changed in 3 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRail Interface:\u003c\/b\u003e MIL-STD 1913 co-planar hand-guard for accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDual-Feed Capability:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammunition\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-060S\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUPC:\u003c\/b\u003e 854118002681\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991383129,"sku":"RSR-FLMCR-060S","price":7142.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-060S-1.jpg?v=1790631835"},{"product_id":"fight-mcr-mil-df-upr-556-pic-16-25","title":"FightLite - MCR Dual-Feed Upper Receiver - Black","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper Receiver\u003c\/b\u003e is a revolutionary addition to your AR\/M4 platform, offering unparalleled versatility and performance. Designed to seamlessly interchange with standard AR\/M4 type uppers, this upper receiver fits any MIL-Spec lower receiver without requiring permanent modifications. It is rearward compatible with AR15\/M16 models produced as early as 1963, making it a versatile choice for a wide range of firearms enthusiasts.\u003c\/p\u003e\u003cp\u003eFeaturing \u003cb\u003egas-piston operation\u003c\/b\u003e for extreme reliability in adverse conditions, the MCR Dual-Feed Upper includes a 16.25\" quick-change barrel system that allows for barrel swaps in just 3 seconds. The MIL-STD 1913 co-planar handguard with rail-interface system supports the mounting of optics and modern accessories, enhancing your rifle's capability. This upper receiver accepts both standard box-type AR15\/M16 magazines and M27 linked ammunition, providing unprecedented firepower and flexibility.\u003c\/p\u003e\u003cp\u003eDesigned for responsible armed citizens, law enforcement, and professional security personnel, the MCR Dual-Feed Upper is equipped with Dry Film Lubrication on critical high-friction surfaces for enhanced performance in extreme conditions. Please note that this product is subject to restrictions in certain states and is ITAR controlled, requiring US Government authorization for export.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits standard AR\/M4 type uppers and MIL-Spec lower receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for extreme reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 16.25\" quick-change barrel (3 seconds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHandguard:\u003c\/b\u003e MIL-STD 1913 co-planar with rail-interface system\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAmmunition:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammunition\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLubrication:\u003c\/b\u003e Dry Film Lubrication on high-friction surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign:\u003c\/b\u003e Rearward compatible with AR15\/M16 models from 1963\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct UPC:\u003c\/b\u003e 859714006903\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-556-DFR\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991415897,"sku":"RSR-FLMCR-556-DFR","price":7857.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-556-DFR-1.jpg?v=1790631950"},{"product_id":"fight-mcr-mil-df-upr-556-mlok-16-25","title":"FightLite - MCR Dual-Feed Upper M-LOK","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper\u003c\/b\u003e is a groundbreaking upper receiver assembly designed to seamlessly integrate with standard AR\/M4 type uppers. This innovative system fits any MIL-Spec lower receiver without requiring permanent modifications, making it compatible with AR15\/M16 models dating back to 1963. The \u003cb\u003eMCR 5.56 DFR\u003c\/b\u003e elevates standard MCR technology with added features like Dry Film Lubrication for enhanced performance in extreme conditions.\u003c\/p\u003e\u003cp\u003eSpecifically crafted for responsible armed citizens, law enforcement, and professional security personnel, this upper receiver system offers gas-piston operation for exceptional reliability in adverse conditions. It features a 16.25-inch quick-change barrel system, allowing for rapid configuration changes in just three seconds. The M-LOK co-planar hand-guard with a rail-interface system supports the mounting of optics and modern accessories, enhancing the rifle's versatility.\u003c\/p\u003e\u003cp\u003eThe MCR accepts both standard box-type AR15\/M16 magazines and M27 linked ammunition, providing unprecedented firepower and weapon flexibility. This product is restricted in certain states and is subject to ITAR regulations, requiring US Government authorization for export.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits any MIL-Spec lower receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 16.25\" quick-change barrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for extreme reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHand-Guard:\u003c\/b\u003e M-LOK co-planar with rail-interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAmmunition:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammo\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLubrication:\u003c\/b\u003e Dry Film Lubrication on high-friction surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign:\u003c\/b\u003e User-configurable without tools\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRestrictions:\u003c\/b\u003e Not for sale in certain states\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct UPC:\u003c\/b\u003e 859714006910\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-556-DFRM\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991448665,"sku":"RSR-FLMCR-556-DFRM","price":7857.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-556-DFRM-1.jpg?v=1790632557"},{"product_id":"fight-mcr-mil-df-upr-556-pic-12-5","title":"FightLite - MCR Dual-Feed Upper Compact (Black)","description":"\u003cp\u003eThe \u003cb\u003eFightLite MCR Dual-Feed Upper Compact\u003c\/b\u003e is a groundbreaking addition to the Mission Configurable Rifle series. This belt-fed upper receiver assembly is designed to interchange seamlessly with standard AR\/M4 type uppers and fits any MIL-Spec lower receiver without permanent modification. It is rearward compatible with AR15\/M16 models produced as early as 1963, offering versatility and adaptability for a wide range of firearms.\u003c\/p\u003e\u003cp\u003eThe \u003cb\u003eMCR 5.56 DFR\u003c\/b\u003e takes the standard MCR technology to new heights, featuring Dry Film Lubrication on critical high-friction surfaces for enhanced performance in extreme conditions. This upper receiver system is ideal for responsible armed citizens, law enforcement, and professional security personnel who seek to upgrade their rifle or carbine to MCR performance and capability. It boasts a gas-piston operation for extreme reliability in adverse conditions, a 12.5\" quick-change barrel system, and a MIL-STD 1913 co-planar hand-guard with a rail-interface system for mounting optics and modern accessories.\u003c\/p\u003e\u003cp\u003eThe MCR Upper Compact accommodates both standard box type AR15\/M16 magazines and M27 linked ammunition, providing unprecedented firepower and weapon flexibility. This product is subject to restrictions in certain states and is ITAR controlled, requiring compliance with all applicable laws and regulations.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility:\u003c\/b\u003e Fits MIL-Spec lower receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperation:\u003c\/b\u003e Gas-piston for reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBarrel System:\u003c\/b\u003e 12.5\" quick-change in 3 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHand-Guard:\u003c\/b\u003e MIL-STD 1913 co-planar with rail-interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAmmunition:\u003c\/b\u003e Accepts AR15\/M16 magazines and M27 linked ammunition\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance:\u003c\/b\u003e Dry Film Lubrication on high-friction surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturers Part Number:\u003c\/b\u003e MCR-556-DFRS\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProduct UPC:\u003c\/b\u003e 850017078017\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSubCategory:\u003c\/b\u003e Complete Upper Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e Mission Configurable Rifle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Upper\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FightLite","offers":[{"title":"Default Title","offer_id":47333991579737,"sku":"RSR-FLMCR-556-DFRS","price":7857.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9860\/2329\/files\/fightlite_RSR-FLMCR-556-DFRS-1.jpg?v=1790632133"}],"url":"https:\/\/mountainready.online\/collections\/fightlite.oembed","provider":"mountainready.online","version":"1.0","type":"link"}