Davidson Defense AR-15 Ambidextrous Bolt Catch Lower Build Kit, Rare Breed FRT-15L3, Mil-Spec Enhanced Stock

Davidson Defense AR-15 Ambi Bolt Catch Lower Build Kit - FRT-15L3 and Mil-Spec Enhanced Stock

This full build kit centers on a serialized Davidson Defense forged 7075-T6 aluminum lower receiver with a black hardcoat anodized finish and a milled ambidextrous bolt catch slot. It includes a Rare Breed FRT-15L3 forced reset trigger and a Mil-Spec enhanced stock with an adjustable cheek riser.

Key Features

• Serialized Davidson Defense forged 7075-T6 aluminum lower receiver with black hardcoat anodized finish
• Milled ambidextrous bolt catch slot and included ambi bolt catch kit
• Ambidextrous 3-position safety selector with safe, semi, and forced reset modes
• Rare Breed FRT-15L3 forced reset trigger in 7075 anodized aluminum and heat-treated 4140 steel
• Mil-Spec heavy-duty 6-position carbine buffer tube in aluminum
• AR-15 H3 carbine buffer at 5.5 oz with spring steel recoil spring
• US Tactical phosphate-finished mil-spec receiver end plate and black castle nut
• Mil-Spec enhanced stock with adjustable cheek riser, recoil dampener suspension system, and rubberized recoil pad in polymer construction

Perfect For

• AR-15 builders prioritizing ambidextrous controls throughout the lower
• Builders seeking a drop-in forced reset trigger in a complete lower kit
• Shooters requiring a serialized lower receiver as part of a full build package
• Left-handed and cross-dominant shooters needing ambi bolt catch and safety selector

Davidson Defense Serialized Lower Receiver

The lower receiver is forged from 7075-T6 aluminum and finished in black hardcoat anodized. It ships serialized for compliance and includes a milled ambidextrous bolt catch slot as a standard receiver feature. The forged construction and anodized finish are paired with the included ambi bolt catch kit and ambidextrous 3-position safety selector.

Rare Breed FRT-15L3 Forced Reset Trigger

The Rare Breed FRT-15L3 is a drop-in forced reset trigger with three operating modes, safe, semi, and forced reset. It uses a duty-grade design constructed from 7075 anodized aluminum and heat-treated 4140 steel. The trigger fits AR-15 mil-spec lower receivers.

Mil-Spec Buffer System and Stock

The kit includes a Mil-Spec heavy-duty 6-position carbine buffer tube in aluminum paired with an AR-15 H3 carbine buffer at 5.5 oz and a spring steel recoil spring rated for AR-15 carbine compatibility. The US Tactical mil-spec receiver end plate in phosphate-finished metal and black castle nut complete the buffer system. The Mil-Spec enhanced stock features an adjustable cheek riser, a recoil dampener suspension system, and a rubberized recoil pad in polymer construction.

Ambidextrous Control Configuration

The kit includes both an ambidextrous bolt catch and an ambidextrous 3-position safety selector, providing left and right-hand access to primary lower controls. The milled ambidextrous bolt catch slot in the Davidson Defense lower receiver is included as a factory feature of the serialized receiver.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. This kit includes a serialized lower receiver. Verify applicable transfer and compliance requirements before purchase.