Hogue(R) OverMolded Rubber Grip Extension Base Pad is designed for compatible Sig Sauer P365 12-round magazines chambered in 9mm. The extension provides an additional finger groove for a fuller hand grip while maintaining the magazine's original 12-round capacity. It is constructed from durable thermoplastic elastomer with Hogue's Cobblestone texture and a black finish.Key Features Designed for compatible Sig Sauer P365 magazines Compatible only with 12-round magazines Designed for 9mm applications Maintains the original 12-round magazine capacity OverMolded rubber construction Durable thermoplastic elastomer material Cobblestone textured surface Provides an additional finger groove for a fuller grip Magazine not included Black finishHogue(R) manufactures firearm grips stocks magazine accessories and related firearm components. The company uses purpose-selected materials and manufacturing processes with an emphasis on durability ergonomics and functional fit. Hogue products are designed to provide dependable performance across a variety of firearm applications.