***In Stock***
The Ultimate Hard-Use 5.56 Bolt Carrier Group:
These aren't designed to be pretty. They're not meant to compete with the gorgeous museum-quality $200+ units that other...
DLC Finish on Outer Wear Surfaces, Phosphate Extractor and Phosphate/CL Gas Key with OCKS Carrier Key Screws.
Microbest is one of the finest manufacturers of mil-spec bolt carrier groups for the...
Now w/ OCKS Carrier Key Screws
Microbest is one of the finest manufacturers of mil-spec bolt carrier groups for the military and small arms manufacturers. These are individually High Pressure Tested...
***Cosmetic Blemish*** These are the same spec as our ALL-CHROME w/ PHOSPHATE EXTRACTOR BCGS. They will function properly 100% of the time but may exhibit cosmetic irregularities.
These have...
***Cosmetic Blemish*** These are the same spec as our PREMIUM BCGS. They will function properly 100% of the time but may exhibit cosmetic irregularities.
The Ultimate Hard-Use 5.56 Bolt Carrier...
The BEST Value in a Mil-Spec Trigger. Smooth, Consistent and Reliable.
If you like a traditional AR trigger, then you're going to love this one. We think these are the best of the breed, among the...
Another GREAT Value in a Mil-Spec Trigger. Smooth, Consistent and Reliable.
If you like a traditional AR trigger, then you're going to love this one. We think these are the best of the breed, among...
The Schmid Tool 2-stage trigger features a 4.5 lb total pull weight and a durable Nickel Boron finish, ensuring a smooth pull and crisp break every time you squeeze the trigger. The two stages of...
This is our Premium Lower Parts Kit, entirely made in the USA by Schmid Tool.
It doesn't include a fire control group, trigger guard or grip assembly, allowing you to customize those parts...
Genuinely mil-spec, you can rely on the same small parts as the military.
Includes:
Mil-Spec Small Parts
2x Takedown/Pivot Pin Detents
2x Hammer/Trigger Pins
1x Selector Detent
1x Bolt Catch Pin
1x...
A Basic Kit with Premium Features
Whether you're building a duty rifle, competition gun, or reliable home defense weapon, this buffer kit delivers the proven reliability and smooth operation that...
The oil you don't have will do you no good-- so keep it handy.
Introducing our premium-grade arf-o-matic Machine Oil, a super-convenient and compact 10mL (1/3 oz.) bottle of high-performance...
*Limited Time*: Check out our stubby 727 variant with a Colt 10.3" barrel here.
We're big fans of the M4 platform and that includes the close ancestors to the M4 like the 727 and XM4. This upper...
*Limited Production Run*
We're big fans of the M4 platform and that includes the close ancestors to the M4 like the 727 and XM4. This upper receiver group features a Colt 10.3" Chrome-Lined 5.56...
We're big fans of the M4 platform and that includes the close ancestors to the M4 like the CAR-15/723, one of our favorite variants that makes frequent cameos in popular culture. This upper features...
We're big fans of the M4 platform and that includes the close ancestors to the M4 like the CAR-15/723 and its shorter barrel brother 733, another variant that makes frequent cameos in popular culture...
Introducing the E1M, a "modern" version of the XM177E1 with either an A1 or A2 upper depending on preference. The result is an extremely functional M-LOK capable carry-handle esthetic that means...
This limited production upper receiver group is a custom-built Colt LE6921, the law-enforcement version of the M4 Carbine. It features a Colt M4 upper receiver with cage code, an upgraded Colt 14.5"...
***Does Not Include Carrier***
Mil-Spec Bolt - CHROME
C158 Steel
Shot Peened
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
*Ejector is either Chrome or Phosphate
Chrome Silicon...
Please Read: This is for either the M-16 spec BOLT KIT alone, or the M-16 spec CARRIER alone, each in DLC finish.
DLC Finish on Outer Wear Surfaces, Phosphate Extractor and Phosphate/CL Gas Key with...
This limited production upper receiver group is a custom-built Colt LE6921, the law-enforcement version of the M4 Carbine. It features a Colt M4 upper receiver with cage code, an upgraded Colt 14.5"...
Microbest is one of the finest manufacturers of mil-spec bolt carrier groups for the military and small arms manufacturers. We recommend degreasing and lubricating before installation. Ships in OEM...
A Basic Kit with Premium Features
Whether you're building a duty rifle, competition gun, or reliable home defense weapon, this buffer kit delivers the proven reliability and smooth operation that...
Fine-tune your AR-15 gas system with the Odin Works Adjustable Gas Block. The Inconel adjustment screw provides 20 clicks of adjustment locked in place by a ball detent, allowing you to dial in gas...
The Geissele UPTG is meticulously machined from 7075-T6 aluminum. By employing 5-Axis machining technology the GA team is able to reach every surface of the trigger guard and artfully remove...
Please Read: This is for either the M-16 spec BOLT KIT alone, or the M-16 spec CARRIER alone, each in DLC finish.
DLC Finish on Outer Wear Surfaces, Phosphate Extractor and Phosphate/CL Gas Key with...
The MOE RL Carbine Stock is a streamlined, A-frame carbine stock that replaces OEM stocks and provides clean aesthetics and ease of use. The easily accessible, unobtrusive reversed adjustment lever...
The A2 bird cage flash suppressor is the standard muzzle device of the U.S. Armed Forces and is found on most M4/M16 rifles as well as many AR-15 rifles.
1/2X28 thread pitch
Includes Mil-spec crush...