VLTOR Weapon Systems Freedom Handguard 13" M-lok Fits AR-15 Matte Finish Black. The Freedom Rail provides a forend that has an excellent strength-to-weight ratio. It is offered in various popular lengths" and is very quick and easy to install. The barrel nut and all necessary hardware for installation is included with each handguard. The VLTOR Freedom Rail features the M-Lok mounting system to accommodate all M-Lok and M-Lok-compatible accessories. Specifications for VLTOR Freedom Handguard 1: Manufacturer: VLTOR Color: Black Finish: Matte Black Gun Make: AR Platform Gun Model: AR-15 Additional Features: Handguard Handle Color: Black Blade Finish: Matte Case Finish: Matte Features of VLTOR Freedom Handguard 1: Hard coat anodized black per MIL-A-8625 Type III Class 2 Package Contents: VLTOR Freedom Handguard