Bolts & Bolt Carrier Groups

Replaces standard cotter pin found in the bolt carrier to retain the firing pin.Features :Fits AR-15 CarrierNOT for .308Retains Firing Pin

High quality components and precise manufacturing make ACE parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...

WMD's 5.56 Bolt Assembly-Optimized for performance. The bolt was engineered for NiB-X nickel boron coating to provide long life, ease of cleaning and superior locking and unlocking action with barrel extensions.Features :5.56 NATO/223 RemingtonNiB-X...

KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices.Features :4140 Steel, Hard Chrome Finish Cam Pin8740 Steel, Chrome Plated...

This EXO Nickel Boron coated firing pin provides a permanently lubricious surface for extreme durability and increased wear and corrosion resistance.Features :Nickel Boron treatedExtreme durabilityDry lubricityCorrosion resistant

The bolt rebuild kit provides everything you need to rebuild your AR15 bolt.Features :1 Extractor1 Extractor Spring with Bumper Pad1 set of 3 Gas Rings1 O Ring1 Extractor Pin

This comprehensive kit includes everything you need to repair or upgrade your rifle's bolt assembly, including an extractor, extractor spring, gas rings, firing pin, and other essential parts. These parts are made from high-quality materials and are...