Charging Handle Assy, M400 Tread, Ambi .177 Every design feature on the

Every design feature on the SDP Compact Alpha is tailored to maximize performance

- Colt 9x19mm Parabellum

This will result in improved hook ratio and increased sensitivity due to the graphite wrapped blank construction

Constructed of heavy-duty stainless steel

Charging Handle Assy, M400 Tread, Ambi .177 Every design feature on theIntroducing the Thread by SIG SAUER. Loaded with top tier features, Thread is the only AR platform in it's class that gives you the freedom to go beyond the standard. Features: Ambidextrous: Optimized fot rightor left hand operation Aircraft Grade Aluminum: Solid construction for prolonged use Dual Roll Pin Design: Built for maintenance free reliability Specifications: Fits: Most AR Platforms Color Finish: Black