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Sig Sauer

Sig Sauer Parts & Accessories

JSD Supply is here to help you create a custom Sig Sauer compatible firearm without the hassle. Thanks to our diverse inventory of lower 80 parts for Sig Sauer and other leading manufacturers, you can build and customize firearms that are identical to models offered by your favorite dealer.

We provide all the parts you need to build your own pistol without the serialization, background check, or government fees required whenever purchasing a completed weapon. Rely on us when you want a sidearm that looks, feels, and operates like the genuine article whenever privacy is a top concern.

  • 80% P320 Compatible Insert - MUP 1

    80% P320 Compatible Insert - MUP 1

    Building a firearm in your garage is easy with help from JSD Supply. We offer a diverse inventory of parts like 80% lower inserts that make a great base for a variety of handgun projects. The Modular Universal Pistol 1 is compatible with current P320...

    $149.99 $99.99
    Add to Cart
  • Engraving Service

    JSD Supply can help you get a firearm that looks and feels exactly like those offered from leading manufacturers. Since 2013 our extensive inventory and useful services have assisted people complete their DIY handgun project. Engraving your piece is one...

    $40.00
    Add to Cart
  • Jig for 80% P320 Compatible Insert - MUP 1

    Jig for 80% P320 Compatible Insert - MUP 1

    JSD Supply is the ultimate choice when you want to custom build a pistol in your garage. Since 2013 we’ve offered top-quality 80% jig kits and other essential tools needed to construct a variety of handguns. With our pieces you can create a unique...

    $179.99 $149.99
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  • SALE
    Sig Sauer p320 X Five Legion Grip Module Sig Sauer p320 X Five Legion Grip Module

    P320 X-Five Legion Grip Module

    P320 X-Five Legion Grip Module   The Sig Sauer P320 X-Five Legion grip module assembly will fit any full size slide or magazine from a 9/40/357sig. The X5 Legion grip mod gives you maximum accuracy and reduced felt recoil because of the Tungsten...

    $299.99 $249.99
    Out of stock
  • SALE

    Sig Sauer P320 21 Round Magazine

    Sig Sauer p320 21 Round Magazine   This Sig Sauer p320 21 Round Magazine is compatible with any 9mm p250/p320 grip module.         Magazine Capacity Restricted States MUST add a magazine limiter.

    $58.00 $53.00
    Out of stock