The Strike Industries Mag Release for the Gen 1-3 GLOCK(TM) is a new modular upgrade for a compatible GLOCK(TM) Gen 1-3. Included are two push buttons that are easily interchangeable. Both button faces are CNC milled from 6061 Aluminum, with mag release internal mechanism made from high density polymer that provides smooth ejection. Compatible With: (GEN 1-3) GLOCK(TM) models 17, 17L, 19, 22, 23, 24, 26, 27, 31, 32, 33, 34, 35, 37, 38, 39 Product Features: Interchangeable push pads Aggressive texturing on push pad to prevent slippage Hybrid design with anodized aluminum and polymer body bar Main body designed with polymer to minimize wear and t Mfg: Strike Industries