Geissele Automatics MK8, Super Modular Rail, Handguard, 13.5", M-LOK, Barrel Nut Wrench Sold Separately (GEI-02-243), Gas Block Not Included, Desert Dirt Color, Product Finishes, Shade Variations and Other Imperfections Are Normal Due to the Manufacturing Process 05-285S
Specifications:

Type
Firearm Type	AR Platform
Firearm Model
Material	Aluminum
Finish	Anodized
Features
Adjustment Type
Positions
Length of Pull
Rails
Texture Type
Swivel Studs
Free Floating	Yes
Grip Type
Tube Included
Capacity