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Conversion Kit for .450 Thumper


This Conversion Kit for .450 Thumper includes 16-inch .450 Thumper Barrel with Low Profile Gas Block,  .450T Bolt with Firing Pin, the MGI┬« D-Fender D-Ring for increased reliability, and AR Mag Well.

All Conversion packages are test fired prior to packaging.

California Residents are REQUIRED to select California Bullet Button Option.

This Conversion Kit DOES NOT meet any State Compliant Restrictions.

Bullet Button Option is required.

Shipping Information:

We ship UPS Ground. All Shipping & Handling
charges are applied at checkout and will vary
based on weight and shipping destination.