Shop › APEX POLY AEK FOR GLOCK GEN 3/4 BLU APEX POLY AEK FOR GLOCK GEN 3/4 BLU $90.00 Apex Tactical Specialties Polymer AEK, Action Enhancement Kit, Fits Glock Gen 3/4 Standard Frame, Blue 102-P175 Quantity: Add To Cart Added! Apex Tactical Specialties Polymer AEK, Action Enhancement Kit, Fits Glock Gen 3/4 Standard Frame, Blue 102-P175