PCC Techwell for Fox Trot Mike FM-9 9mm Glock Mag BOTH the Original Model and the slightly modified one of early 2021. We call them models #1 and #2
Also fits: YHM (Yankee Hill Machine) YHM-155 G9 9mm Carbine Lower Glock mag
Patent Info: techwellusa.com/patents
Both Fox Trot Mike, and Yankee Hill Machine PCC Techwells come with two sets of inserts. One set for the original lower, and one set for the new lower. For either the old or new lower, the correct inserts will be obvious to you very quickly. The new lower uses a shorter insert on the right side.
Lightning-Fast Mag Changes. Requires no gunsmithing. 1/16” Hex Wrench included.
Made from super slippery, super durable, Acetyl Delrin. Easy to file off the slight wear over time, even for the daily dry-firer.
Clearly described Installation Instructions supplied with each PCC Techwell.
SPECS: Black Acetyl Delrin. Weight 3 Oz. +/-