MUP-1 80% P320 Frame (Sig Sauer® Chassis)

Sig Sauer® 80% Universal Insert (JSD MUP-1) is Compatible with the Sig Sauer® P320 multi caliber/frame modular weapons system.  Allowing you to build subcompact, compact, carry, and full framed firearms all using the same modular chassis across multiple calibers.

This product is a Ghostguns.com EXCLUSIVE! You won’t find this product anywhere else!