Keep a spare ejection Port Cover Spring handy, perfect for building your own emergency repair kit...

Keep a spare Firing Pin handy, perfect for building your own emergency repair kit...

The Timney HK MP5 trigger is factory-set with a two pound first stage and a two pound second stage that elevates the platform so the shooter can achieve the utmost in accuracy.All trigger parts have been expertly designed and precision machined from premium materials to guarantee a lifetime of depen..

The YUGO Zhukov-S Stock's hinge block for fixed-stock Yugoslavian pattern rifles allows the user to replace their factory buttstock with this high quality folding polymer replacement. The hinge block mounts directly to the unique rear interface of Yugo pattern rifles with the included hardware provi..

The Magpul Zhukov-S Stock is a no-compromise folding stock for the modern AK. The Zhukov-S Stock casts aside traditional AK stock shortcomings and offers a folding, collapsible stock with QD sling mounts, modular Cheek Risers, and a shock-absorbing rubber butt-pad for superior traction.The Zhukov-S ..

This Daniel Defense Critical Components kit contains frequently requested parts for your DDM4/AR15/M16, chambered in 5.56MM, 6.8 SPC or 300 Blackout, in one convenient package.  The kit contains the following components:Firing PinFiring Pin Retaining PinBolt Gas RingsExtractor Spring O-RingExtr..