Bare Necessities SBA3 Pistol Lower Build Kit With Adjustable Pistol Brace - Gray This Complete Pistol Lower Build Kit combo comes with the SB Tactical adjustable SBA3 stabilizing brace in Gray and a Tactical Sport complete Mil-Spec buffer tube kit. It includes an Always Armed complete lower parts kit. Add 80% lower receiver from this category to complete your 80 percent lower build kitAdd 100% lower receiver from this category to complete your lower build kitAdjustable Pistol Lower Build Kit Parts: SB Tactical SBA3 Adjustable Pistol Stabilizing Brace - Gray Tactical Sport Mil-Spec Buffer Tube Kit Always Armed Complete LPK SKU: BN-LBK-SBA3-03-ARMED-GRAY UPC: