Specification:
T6 6061 Aluminum body
Barrel Nut Optional : Steel or Aluminum
Camouflage ACU Pattern
Fits .223/5.56(AR15) Spec
With monolithic top rail（21mm)
Keymod cutouts for easy install of your favorite accesories
lightweight forend

Barrel nut inside diameter: 1.02 in (26mm)
Barrel nut outside diameter: 1.35 in (34.4 mm)
Barrel nut mounting thread spec.: 1-1/4-18 UNC

Package:
one handguard+screw+Barrel nut +wrench+Shim

Model: NSR-7C
Length: 7 inch

Model: NSR-9C
Length: 9 inch

Model: NSR-10C
Length: 10 inch

Model: NSR-12C
Length: 12 inch

Model: NSR-13.5C
Length: 13.5 inch

Model: NSR-15C
Length: 15 inch