The DPMS SBA3 Lower Build Kit W/Trigger gives AR-15 pistol builders a complete, well-matched set of lower components in one package. Centered around an Enhanced Polished Trigger and Magpul MOE grip, this kit combines smooth fire control with comfortable ergonomics. The included SB Tactical SBA3 adjustable pistol brace and mil-spec carbine buffer system provide a stable, controllable shooting platform for your next AR pistol build.

This kit is ideal for anyone assembling an AR-15 lower into a dedicated pistol for range use, training, or general recreational shooting. With all major assemblies included—from the fire control group to the takedown, pivot, and magazine catch components—it simplifies the build process while maintaining reliable performance. Backed by DPMS’s long-standing reputation for practical AR parts and thoughtful design, this kit offers a solid foundation for a dependable AR-15 pistol.

Key Features:

• Manufacturer: DPMS
• Model: SBA3 Lower Build Kit W/Trigger
• Platform: AR-15
• Brace: SB Tactical SBA3 Adjustable Pistol Brace
• Furniture: Magpul MOE Grip And Magpul Trigger Guard
• Trigger: Enhanced Polished Trigger (EPT) / Panther Polished Trigger
• Buffer: Standard Carbine Buffer With Carbine Buffer Spring And Mil-Spec Buffer Tube
• Included Components: Fire Control Group, Buffer Tube Assembly, Takedown & Pivot Pin Assembly, Bolt Catch Assembly, Magazine Catch Assembly, Safety Selector Assembly