Caliber Conversion Kits

Caliber Conversion Kits

We have a range of 9mm and other Caliber Conversion Kits exclusively for you. Shop now!

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  • Always Armed 9mm Drop In Mag Block Adapter

    Always Armed 9mm Drop In Mag Block Adapter

    $89.00
    Always Armed 9mm Drop In Mag Block Adapter Drop in 9mm Mag Block Adapter Compatible with Colt Style Magazines Fits in any Mil Spec AR15 Lower Receiver Quick and Easy to Install/Remove  Aluminum Body
    $89.00
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  • ALWAYS ARMED 9MM CALIBER CONVERSION KIT

    ALWAYS ARMED 9MM CALIBER CONVERSION KIT

    $199.00
    Always Armed 9MM Caliber Conversion Kit Kit Includes: 9MM Bolt Carrier Group Made in the USA Black Nitride Finish 8620 Steel Carrier 17-4 Stainless Steel Firing Pin Ramped and Compatible with Standard AR15 Hammer Works with Both Colt and Glock...
    $199.00
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  • ALWAYS ARMED 22LR CALIBER CONVERSION KIT

    CMMG .22LR CALIBER CONVERSION KIT

    $199.00
    22LR Caliber Conversion Kit Kit Includes: CMMG 22LR Bolt Carrier Group Made in the USA Machined from Stainless Steel Compatible with AR15 Mil-Spec Upper Receivers Easily Installs Does not Permanently Modify the Firearm CMMG 22LR 9"...
    $199.00
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  • SYLVAN ARMS GLOCK CONVERSION BLOCK

    SYLVAN ARMS GLOCK CONVERSION BLOCK

    $114.99
    SYLVAN ARMS GLOCK CONVERSION BLOCK Easy to install and swap out Accepts popular Glock 9mm magazines Designed to work with Mil-Spec lowers Does NOT include last round bolt hold open Material: Steel and 6061-T6 Aluminum Finish: Black...
    $114.99
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