Small Parts - Lower

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 finest entry-level triggers available. These are...

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 finest entry-level triggers available. These...

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 trigger consist of an initial 2 lb pull that brings...

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.   Includes: Takedown Pin...

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 Bolt Catch Plunger 1x Buffer Retainer   Mil-Spec...

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 unnecessary material. What this means for the user is they have...

The ASAP QD (Ambidextrous Sling Attachment Point QD) allows a wide range of motion, enabling true ambidextrous weapon manipulation for both left and right handed shooters. Replacing the standard AR15/M4 carbine stock receiver end plate, the ASAP QD...

The Schmid Tool Castle Nut and QD End Plate set works with mil-spec OR commercial buffer tubes. The Schmid Tool End Plate features a QD mount for a solid and accessible mounting point for your QD sling attachment. The Mil-Spec castle nut is designed with...

DETAILS Bigger is not always better, and Forward Controls Design demonstrates that perfectly with their Enhanced Magazine Release. Cut from heavy duty 4140 chrome moly steel bar stock, the EMR is a scant 0.02" taller than factory release...

We are proud to offer this lower parts kit with FCG and grip for those interested in assembling their own AR15. Although there are many manufacturers of MIL-SPEC parts, Daniel Defense has gone to great lengths to ensure the parts they provide are of the...

HF-601 Takedown and Pivot Pin Set Forward Controls Design and its founder Roger Wang have put out some of the most innovative AR-platform products in the last decade. A collaboration with Hodge Defense Systems, this Takedown and Pivot Pin Set is a high...

The Geissele Automatics Ultra Duty AR-15 Lower Parts Kit comes with everything you need to build out your lower receiver. However, it comes with Geissele’s selection of high-quality parts that give you a slight advantage over standard Mil-Spec...

Introducing the Talon-GI, Radian is pleased to offer a variant of the Talon 45/90 safety selector that features no weak side lever, for those who prefer this configuration to an ambidextrous setup. The Talon-GI comes with one long lever that is...

The Radian Weapons Ultralight QD Endplate for AR15/M16 pattern rifles. Weighing only 6.5 grams, the endplate is machined from billet 6061-T6 aluminum with milspec Type III anodized finish and a press-fit Titanium QD sling swivel cup. This combination of...

Precision CNC machined Extended Bolt Catch compatible with standard AR15/M16 receivers.   The Radian Weapons Extended Bolt Catch is an easy to install part that will greatly enhance the ergonomics and utility of your AR-15. This bolt catch lever...

The Schmid AR15/AR10 7075 Carbine Buffer Extension Tube is the perfect addition to any AR build. Featuring mil-spec dimensions and compatible with a wide range of AR15 stocks, this hard coat anodized 6-position dry-lubed tube is manufactured by Schmid...

The Geissele Automatics Right-Handed Posi-Lock Safety Selector features a positive and tactile design that snaps into position for faster weapon manipulation. It is machined from 400 series stainless steel and black anodized. It features deep serrations...

The Ratchet Lock Castle Nut End Plate set works with mil-spec OR commercial buffer tubes and eliminates the need for staking. A quick upgrade to any rifle build, the Ratchet Lock Castle Nut End Plate features a QD mount and easy installation with any...

The Geissele Maritime Bolt Catch is designed with the demanding user in mind and will work with any lower receiver designed to accept a MIL-SPEC AR-15/M16 bolt catch. The increased surface area promotes ease of function when locking back or releasing the...

ELFTMANN MATCH SINGLE-STAGE TRIGGER: STANDARD PIN The ELF Drop-In Match Trigger has been built for law enforcement and military duty. The only AR-15 trigger using aerospace grade sealed bearings, making for an incredibly smooth and fast trigger pull. Our...