Samson Picatinny Rail Vertical Assembly Grip Long Grenade Black Long. Constructed from high-quality precision-machined aluminum these grips are built to withstand the rigors of intense use. When it comes to installation they excel in simplicity. With their tool-less installation mechanism you can effortlessly attach or detach the grip to your firearm without the need for any specialized tools. This system allows for quick and hassle-free modifications. Specifications for Samson Picatinny Rail Vertical Assembly Grip: Manufacturer: Samson Finish: MIL-A-8625 type III class 2 anodizing Gun Make: AR Platform Gun Type: Rifle Gun Model: AR-15 Material: 6061-T6 Aluminum Grip Type: Rifle Mount Type: Picatinny Fabric/Material: 6061-T6 Aluminum Features of Samson Picatinny Rail Vertical Assembly Grip Light Weight Heat Resistant Durable Modular Package Contents: Samson Picatinny Rail Vertical Assembly Grip Samson 04-06098-01: Picatinny Rail Vertical Assembly Grip Long Grenade Black Long