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  • Sig Sauer® P320 Lower Parts Kit - 9mm/.40/.357

    Sig Sauer® P320™ Lower Parts Kit - 9mm/.40/.357

    If you're building a Sig Sauer® P320 compatible sidearm, then you need a lower parts kit to complete your MUP-1. That's the part legally considered the firearm, which means it's the part upon which you change out frames, slides, etc., to convert the...

    $149.99
  • Sig Sauer® P320 Compatible Carry Pistol Build Kit Sig Sauer® P320 Compatible Carry Pistol Build Kit 2 Sig Sauer® P320 Compatible Carry Pistol Build Kit 3 Sig Sauer® P320 Compatible Carry Pistol Build Kit 4 Sig Sauer® P320 Compatible Carry Pistol Build Kit 5

    Sig Sauer® P320 Compatible Carry Pistol Build Kit

    The perfect way to upgrade or build a custom Carry-Sized P320. Sig Sauer® has staked their claim to the modular pistol with the P320: It's capable of swapping calibers, frames, slides, and accessories as quick as you can pull and replace pins and...

    $699.99
  • Sig Sauer® P320 Compatible Compact Pistol Build Kit Sig Sauer® P320 Compatible Compact Pistol Build Kit 2 Sig Sauer® P320 Compatible Compact Pistol Build Kit 3 Sig Sauer® P320 Compatible Compact Pistol Build Kit 4 Sig Sauer® P320 Compatible Compact Pistol Build Kit 5

    Sig Sauer® P320 Compatible Compact Pistol Build Kit

    The perfect way to upgrade or build a custom Carry-Sized P320. As if they weren't already known for their amazingly high-quality pistols already, Sig Sauer® has now used their same prowess to create the P320 handgun: It's capable of swapping...

    $699.99
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We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, Hawaii, New Jersey, New York, Rhode Island, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.