The Overwatch Precision Minus Connector provides a smooth glass-rod break for all generation Glock pistols while lowering break weight up to 1lb. It provides a defined wall and crisp break regardless of the generation of Glock pistols while out performing similar OEM products. Best described as having the felt break of a DOT Connector with the weight of an OEM minus, this trigger system upgrade is suitable for carry, duty, and competition. Features4.5 lb average pull weight Equal production methods as OEM ensures consistency and performance Compatible in all 9mm, 40cal, 357sig, .45ACP and 10mm Glocks (nonslimline) and ALL OP GLOCK TRIGGERS Note: Will not fit G42/43/43X/48 (slimline) models DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.