Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Specification:Color: Black Length: Approx. 180 mmMaterial: Fiber PolymerFeature:Fit for M4 AEG/GBB Series with carbine length hand guardPicatinny rail Can be easy installed on 4 sides.Package Included:1 x Handguard