HEXMAG WedgeLOK M-LOK Rail Covers 4-Pack Black The HEXMAG WedgeLOK M-LOK rail covers are supplied as a black four-pack. They cover the M-LOK slot area and provide a defined contact surface along the compatible handguard. WedgeLOK identifies the retention design used by this rail-cover line. The WedgeLOK retention system holds these rail covers in the M-LOK handguard slots. M-LOK is the interface to match, and the four-pack is the purchasing quantity. These covers provide a contact surface at the slot area rather than creating a new accessory rail. Key Features Four-pack: Four rail covers in this package. M-LOK format: The compatible slot interface. WedgeLOK design: The named cover-retention system. Black configuration: The exact listed color. Specifications Brand: HEXMAG Model: WedgeLOK Product: Rail/slot covers Interface: M-LOK Quantity: 4-pack Color: Black Shop the HEXMAG WedgeLOK M-LOK Covers 4-Pack Black at BattleHawk Armory.