Hogue Midlength Free Float Forend Overmold Black

- Determining the length of your gas system: measure the distance from the rear of the gas block to the front of the receiver. If it is approximately 12 1/2" it is a rifle length system, if it is approximately 9" it is a Midlength and 7" for a Carbine length. - The gas tube must be re-bent if you have an OverMolded carbine, mid-length or extended length forend. - Forends work with all barrel types that will work with a standard Delta ring. - Will not fit rifles with Piston Gas Systems. - Will fit older model ARs and M-16s with triangular shaped handguard. - Coupler Nut Torque specs: 30-80 ft/lbs - Made of 6061 aircraft aluminum with a molded non-slip elastomer layer on the outside.