Hogue AR-15 Free Float Hand Guard7'' w/Knurled Aluminum Gripping Area, Black- This is a 7'', Free Floating, precision machined, aluminum hand guard for your AR-15... It gives your AR-15 a a very high quality look and feel. Free floating eliminates hand guard related tension in the barrel and gives the best accuracy potential.
Weight: 7.4ozInternal Diameter: 1.625”External Diameter: 2”Length: 7''
Adaptor for 308 Rifles:- To use this Hand Guard with a DPMS LR-308 or Aero Precision M5 compatible (308 sized) receiver, you will need to replace the AR-15 barrel nut with our 787-15060 LR308 DPMS barrel nut. This nut is threaded 1-7/16 - 16 TPI to fit the larger 308 sized receiver.