bumper works with B&T and KCI mags for APC9 / GHM9 COLORS OUT NOW if you are interested in another please message me its likely possible. Improved design for 2.0 retention. The bumpers have a tight hold on the magazine and can be pulled on like a pull tab base plate. Helps prevent damage when a loaded magazine is dropped
3D printed with quality TPU and settings to produce a squishy but firm feel
