Magpul - UBR Gen 2 Adjustable Rifle Stock for AR15/M4

The Magpul UBR Gen 2 stock is specifically designed for AR15/M4 platforms, offering a robust and stable construction similar to a fixed stock. It provides a consistent cheek weld across its eight adjustable positions, which is crucial for maintaining accuracy and comfort during use. This stock is also compatible with various buffer systems, including Carbine, A5, and SR-25 lengths, making it versatile for different setups. Its lightweight design, combined with the durability Magpul is known for, ensures it can withstand the demands of tactical and competitive shooting environments.

The UBR Gen 2 stock enhances shooting stability by providing a solid lockup and consistent cheek weld in all positions. Its multi-shell construction offers a stable platform that minimizes movement and maintains accuracy, even under recoil. The stock's ergonomic design, including the MOE SL® angled-toe rubber butt-pad, helps absorb impact and provides a non-slip surface, further contributing to stability during rapid fire or dynamic shooting situations.

The UBR Gen 2 offers seven adjustable positions plus a fully collapsed setting, providing eight total configurations. This flexibility allows shooters to customize the length of pull to suit their body size, shooting stance, or the type of gear they are wearing, such as body armor. Adjustments can be made quickly and easily with gross motor movements, ensuring the stock remains streamlined and snag-free. This adaptability is particularly beneficial in tactical scenarios where rapid adjustments are necessary.

The UBR Gen 2 is designed to work with a range of buffer systems, including Carbine, A5, and SR-25 lengths. This is achieved through its integrated A5/SR-25 length buffer tube, which is included with the stock. This compatibility allows users to optimize their rifle's performance across different calibers and configurations, making the UBR Gen 2 a versatile choice for shooters who use multiple setups.

The UBR Gen 2 features a customizable storage compartment located in the tail of the stock. This compartment is removable and the door is reversible, allowing users to tailor the storage to their preferences. It provides a convenient space to store small tools or spare parts, enhancing the practicality of the stock for field use. This feature is particularly useful for shooters who need to carry minimal gear while ensuring they have essential items readily accessible.

The UBR Gen 2's cheek weld design is sloped to provide a slim profile while maximizing user comfort. This design ensures consistent contact with the shooter's cheek, which is critical for maintaining accuracy and comfort over extended shooting sessions. The fixed cheek piece remains stable across all positions, allowing for a reliable shooting experience without the need to readjust after each shot.

The UBR Gen 2 offers multiple sling attachment options, enhancing its versatility for different tactical setups. It includes front and rear QD sling attachment points, which are ambidextrous and compatible with up to 1.5-inch push-button swivels. Additionally, there are footman's loops and a 1.25-inch sling loop at the bottom, providing various configurations for one-point or two-point sling setups. These options ensure that users can securely attach their sling in a way that best suits their operational needs.

The UBR Gen 2 is built to handle impact and recoil effectively, thanks to its enhanced lock mechanism and multi-shell construction. The dual locking pawls provide maximum drop strength and shock resistance, ensuring the stock remains secure even in harsh conditions. The rubber butt-pad also plays a role in mitigating recoil, offering an anti-slip surface that helps maintain control during rapid fire sequences. This makes the UBR Gen 2 an excellent choice for both tactical and competitive shooting environments.

Yes, the UBR Gen 2 stock is designed to be compatible with body armor, thanks to its non-slip angled rubber butt-pad. The rollover on the toe of the butt-pad allows for easier shoulder transitions and a better fit when wearing body armor. This feature ensures that the stock can be comfortably and securely mounted to the shoulder, even when the shooter is wearing bulky protective gear. This compatibility is crucial for tactical operators who need to maintain mobility and readiness in full kit.

The UBR Gen 2 stock is subject to Export Administration Regulations (EAR) under the Commerce Control List (CCL), which means it is controlled for export by U.S. law. Customers must ensure compliance with applicable export laws and obtain any necessary government authorization for international transactions. This regulation is in place to prevent unauthorized distribution of controlled goods, and buyers should be aware of these legal requirements before purchasing. For more information on compliance, visit our Compliance Notices page.