Phase 5 Weapon Systems Inc Mlock Rail Vertical Hex Rifle Pistol Grip 3.75in Black Small. Mounted to any MLOK compatible hand guard the VHGMLOK is ideal for any shooter looking add a vertical foregrip for increased control and mobility. Specifications for Phase 5 Weapon Systems Inc Mlock Rail Vertical Hex Rifle Pistol Grip: Manufacturer: Phase 5 Weapon Systems Inc Color: Black Gun Make: AR Platform Gun Type: Rifle Gun Model: AR308 AR-10 AR-15 Material: Aluminum Size: Small Mount: M-LOK Grip Type: Vertical Grip Features of Phase 5 Weapon Systems Inc Mlock Rail Vertical Hex Rifle Pistol Grip Compatibility: Any M-LOK Rail System. Not compatible with 1913 picatinny rails Package Contents: Phase 5 Weapon Systems Inc Mlock Rail Vertical Hex Rifle Pistol Grip 1 Mounting Screw W/ MLOK T-Nut 1 Hex L-Wrench Phase 5 Weapon Systems Inc VHGMLOK-3: Mlock Rail Vertical Hex Rifle Pistol Grip 3.75in Black Small