SADLAK Tactical Magazine Release Latch Black Small. The vertical serrated grooves in the tab are machined in the direction the thumb travels. This allows a firm grip resulting in quick magazine changes that are helpful during the rapid portion of competition matches and other tactical operations. The ergonomic design of the rounded edges assure comfortable use. Specifications for SADLAK Tactical Magazine Release Latch: Manufacturer: SADLAK Fabric/Material: Hardened Steel Gun Make: Springfield Armory Gun Model: Springfield Armory M1A Color: Black Finish: Phosphate Weight: 0.96 oz Features of SADLAK Tactical Magazine Release Latch The vertical serrated grooves in the tab are machined in the direction the thumb travels. This allows a firm grip resulting in quick magazine changes that are helpful during the rapid portion of competition matches and other tactical operations. The ergonomic design of the rounded edges assure comfortable use. Package Contents: SADLAK Tactical Magazine Release Latch What firearm models does the manufacturer say SADLAK Tactical Magazine Release Latch is compatible with? The manufacturer suggests that SADLAK Tactical Magazine Release Latch is compatible with Springfield Armory M1ASADLAK 140040: Tactical Magazine Release Latch Black Small