The best way to secure vital accessories to your MasterFire Pro Rapid Deploy Holster Attaches onto MasterFire Pro gun cover accessory rail quickly and securely Constructed of durable and corrosion-resistant high-strength polymer Maximize Your MasterFire Utility. The V98 is a PALS accessory rail for the MasterFire Pro holster gun cover. It slides onto the gun cover’s accessory rail and securely clicks in place. Whether you attach a spare magazine pouch, tourniquet holder, handheld flashlight, or knife via PALS slots, the V98 provides the platform to secure MOLLE gear to the MasterFire Pro holster for quick and easy access.