Conversion Block is a drop-in fit to give you a 9mm capable lower without resorting to buying a pistol caliber specific option. Designed to install in Mil-Spec lowers almost exactly like a standard rifle magazine.
- 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 Anodized
- Weight: 4.2 oz.
Designed, built and assembled in the USA
100% Satisfaction Guarantee
Limited Lifetime Warranty
Glock Style 9mm Magazine
FOR COLT/M4 TYPE UPPER RECEIVERS ONLY