80% AR-15 Receiver - Anodized
Forged 7075t6 Aluminum
Hard Coat Anodize
Fire and Safe Engraved BOTH sides
80% P320 Compatible Insert - MUP 1
The Modular Universal Pistol 1 (MUP-1) is a great base for your next build. The MUP-1 is compatible with Sig Sauer P250, Sig Sauer P320 and the EXO-1 Chassis system. Your MUP-1 can be made into a 9mm, 40 S&W,...
Jig for 80% P320 Compatible Insert - MUP 1
Modular Universal Pistol 1 Completion Jig
Operations Required to Finish:
Bend Slide Rails
Trim Rails to Size
Jig Kit Includes
Sig Sauer P320 X-Five Build Kit
The X-Five Build Kit is the pinnacle of the Sig Sauer P320 Build Kits. The X-Five is competition ready right out of the box. Turn your MUP-1 into a lead spewing machine.
5 Inch Bull Barrel