B5 Systems Compact Sierra K Stock

High-Performance Stock for PDW and Compact Weapons

The B5 Systems Compact Sierra K Stock is engineered for shooters who demand enhanced functionality and durability in their PDW and compact weapon platforms. Built from mil-spec materials and finishes, this stock offers lasting strength even in harsh environments. Its low-profile adjustment latch provides a streamlined, snag-free design for quick, secure length changes.

Ergonomic Comfort and Stable Performance

Featuring a slim-profile ergonomic cheek weld, the stock delivers a compact and comfortable cheek rest to improve shooting stability. The anti-slip buttpad adds extra stability, ensuring the stock stays firmly in place during dynamic movement and tactical operations.

The Best for Both Worlds

B5 Systems stocks—such as the Compact Sierra K Stock—are designed for versatility and can be used on both real firearms and airsoft platforms. As long as the buffer tube follows standard MIL-SPEC dimensions, both GBB & AEG airsoft rifles can also take advantage of these well-engineered stocks, bringing the same level of durability and ergonomic design trusted by firearm enthusiasts. BEar in mind however that some adjustments or modifications might need to be made depending on the model in use.

Reliable Fit and Versatile Sling Options

Designed to mount via the Sierra K Receiver Extension Kit, this stock guarantees a perfect fit and dependable performance. Ambidextrous fixed sling mounts and limited rotation QD mounts allow flexible sling attachment with quick detach and secure retention. Color-matched steel hardware completes the sleek, professional look.

Specifications

• Brand: B5 Systems
• Material: Mil-Spec Materials and Finishes
• Mounting Compatibility: Mounts via Sierra K Receiver Extension Kit
• Sling Mounts: Ambidextrous Fixed Sling Mounts, Limited Rotation QD Mounts
• Adjustment Latch: Low-Profile Snag-Free
• Cheek Weld: Slim-Profile Ergonomic
• Buttpad: Anti-Slip
• Width: 1.5 in
• Height: 3.8 in
• Color: Black

Features

• Optimized for PDW and Compact Weapon Systems for enhanced performance in smaller platforms
• Low-Profile Adjustment Latch for a streamlined, snag-free design
• Slim-Profile Ergonomic Cheek Weld offering a comfortable and compact cheek rest
• Color-Matched Steel Hardware for a clean, cohesive aesthetic
• Ambidextrous Fixed Sling Mounts for versatile sling attachment on either side
• Limited Rotation QD Mounts for added security while allowing quick attachment and detachment
• Mil-Spec Materials and Finishes ensuring durability and strength in demanding environments
• Mounts via Sierra K Receiver Extension Kit designed specifically for the Sierra K stock
• Anti-Slip Buttpad for increased stability and comfort during use
• Available in All Standard Colors to match your weapon setup and preference
• Patent Pending for a unique and innovative design
• Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm

Please Note:

• For use with Airsoft models, Modifications/fitment MAY BE REQUIRED