B5 Systems Sierra K Stock in Flat Dark Earth
Compact, purpose-built stock optimized for PDW and short-barreled rifle platforms. Features snag-free adjustment, QD mounts, integral sling attachment points, and anti-slip buttpad.
B5 Systems Sierra K Stock
The Sierra K represents a thoughtful evolution in compact weapon system design. This stock is purpose-engineered for PDW (Personal Defense Weapon) platforms and short-barreled rifle configurations where space is at a premium and functionality cannot be compromised.
Key Features
- Compact Profile: Reduced overall length optimized for close-quarters work and vehicle operations
- Slim Cheek Weld: Streamlined design that won't snag on gear or clothing during transitions
- Snag-Free Adjustment Lever: Smooth, recessed controls that won't catch on your kit
- Quick Detach Mounts: Limited-rotation QD sockets for secure sling attachment
- Integral Sling Mounts: Fixed attachment points built directly into the stock
- Internal Tensioners: Maintains zero and reduces rattle without external hardware
- Anti-Slip Buttpad: Secure purchase against body armor or shooting positions
Compatibility
Mounts on shortened, compact Mil-Spec receiver extensions. Verify your platform uses a compact extension before ordering.
The B5 Difference
B5 Systems stocks are engineered by shooters for shooters. Every feature serves a purpose, and nothing is included simply for aesthetics. The Sierra K continues this tradition with a design that prioritizes function in real-world applications.
Features
- low-profile adjustment latch
- color-matched steel hardware
- mil-spec materials and finishes
- mounts via sierra k receiver extension kit
