Geissele Automatics MK4, Super Modular Rail, Handguard, 13.5", M-LOK, Barrel Nut Wrench Sold Separately (GEI-02-243), Gas Block Not Included, Black 05-278B
Specifications:

Type	Railed Forend
Firearm Type	Rifle
Firearm Model	AR-15
Material	Aluminum
Finish	Black
Features
Adjustment Type
Positions
Length of Pull
Rails	Picatinny
Texture Type
Swivel Studs
Free Floating
Grip Type
Tube Included
Capacity