Colt Parts

Factory Colt dual recoil springs for M45A1 and 1911 Government 5" .45 ACP pistols. 7 lbs inner spring (SP300264) and 11.5 lb outer spring (SP300263). When replacing springs it is recommended to replace both springs.

Factory Colt M16/M4/AR15 ambidextrous magazine release, allows you to activate the magazine release with the thumb of the non-firing hand.

The ColtParts.com Barrel Nut Socket Wrench is a purpose designed tool for the removal and installation of the proprietary barrel nut found on the Colt M5, 6940 and IAR series of rifles.  Heavy duty tool steel construction ensures this tool is built...

Factory Colt SCW buffer and spring assembly for M16/M4/AR15 type rifles equipped with SCW stock system.

Factory Colt semi-auto ambidextrous safety selector lever, fits AR15, M4, M5 and CM7 rifles. With one full size and one short lever.400831400025400583

Factory Colt M4 SOCOM heavy profile, 14.5 inch, 5.56x45mm NATO, carbine length gas system barrel. Complete barrel assembly features M4 feed ramp, barrel nut, fixed front sight tower with sight post, and is threaded 1/2-28 for your choice of muzzle device.

Factory Colt complete bolt carrier group assembly for your 9mm AR15 SMG and is the only BCG manufactured to truly meet and exceed all Mil Spec standards. Compatible with full-auto or semi-auto receivers. The bolt carrier and bolts are MPI tested &...

Factory Colt safety selector detent for M16/M4/AR15 type rifles

Factory Colt safety selector detent spring for M16/M4/AR15 type rifles

Factory Colt Carbine H Buffer containing one weight made from tungsten and two weights from steel.

Factory Colt M4 Commando heavy profile, 11.5 inch, 5.56x45mm NATO, carbine length gas system barrel. Complete barrel assembly features M4 feed ramp, barrel nut, fixed front sight tower with sight post, and is threaded 1/2-28 for your choice of muzzle...

Factory Colt M4 Commando heavy profile, 11.5 inch, 5.56x45mm NATO, carbine length gas system barrel. Complete barrel assembly features M4 feed ramp, barrel nut, low profile gas block, and is threaded 1/2-28 for your choice of muzzle device.