AR Stock

AR Carbine Flat Wire Spring

$19.95
The SI Carbine Flatwire Spring is an economical, easy upgrade to any ar system with a carbine buffer system. The flatwire spring increases service life of the platform, smooths out the shooting cycle, and greatly outlasts the stock spring. Increased bolt load, in addition to decreased compressing force increases reliability in cycling.

Viper® Rubber Buttpad

$13.95
The Strike Industries Rubber Butt Pad is a drop in add on for the Viper Mod1 Stock system. The lightweight, slim profile enhances control and usability of the Viper stock without dramatically increasing weight or bulk. At only 0.36” in thickness, the butt pad doesn’t sacrifice the minimalist nature that the Viper stock is known for while at the same time its flexibility offers some level of recoil attenuation.

AR 10 Flat Wire Spring

$21.95
The SI Flatwire Spring for is an economical, easy upgrade to any .308 AR system. The flatwire spring increases service life of the platform, smooths out the shooting cycle, and greatly outlasts the stock spring. Increased bolt load, in addition to decreased compressing force increases reliability in cycling.

AR Enhanced Castle Nut & Extended End Plate

Starting at: $54.95

Yet another first, the Enhanced Castle Nut and Extended End plate combo represent Strike Industries’ dedication to thinking outside the box. The SI Enhanced ECN and EEP stand out from the generic parts kit units in both aesthetics and function.

Viper® MOD-1 Stock

Starting at: $49.95

Strike Industries drop-in replacement buttstock for AR/15/M16 carbine using mil-spec sized receiver extension tubes. The Viper stock integrates features sought by military professionals and firearms enthusiasts around the world. Strike Industries came up with a lighter, compact buttstock, at an even more attractive price point.

AR Receiver Extension with 7 Positions Assembly

Starting at: $38.95

Strike Industries is proud to introduce our improved 7-position (That's right not 6 position but 7) Aluminum receiver extension MIL-SPEC diameter buffer tube. It will allow users to have finer control of their length of pull. If you have ever felt that your length of pull was in between two settings on a standard buffer tube, this is for you!

AR Receiver Extension QD Endplate

$5.95
Our end plate is jam packed with loads of features. The first one being a quick detach (QD) build into it for true ambidextrous shooting. It also incorporates easy attachment points on both sides. You can use just about any sling on the market with this end plate.

AR Receiver Extension Castle Nut

$3.95
Receiver Nut for collapsible receiver extension, also referred to as a Castle Nut. This mil-spec part with fit both the mil-spec and commercial receiver extensions

AR Receiver Extension with 7 Positions

Starting at: $24.95

Strike Industries is proud to introduce our improved 7-position (That's right not 6 position but 7) Aluminum receiver extension MIL-SPEC diameter buffer tube. It will allow users to have finer control of their length of pull. If you have ever felt that your length of pull was in between two settings on a standard buffer tube, this is for you!

Viper® CQB Stock

Starting at: $49.95

Designed to be one of the lightest and shortest collapsible polymer stocks on the market, the SI Viper ES-CQB provides the shooter with intuitive functionality and a compact, non-obstructive nature.