Brownells 75th Anniversary - A Shooting Heritage


  • 7" bar rail is a 1-piece free floating quad rail
  • Machined from 6061-T6 aluminum
  • Barrel nut is machined from 7075-T6 aluminum
  • Handguard and barrel nut are finished in Type III Hardcoat Anodizing
  • Weighs 10.93 oz
  • Id of 1.79"
  • Scalloping on the rails
  • Built in anti-rotation tabs
  • Monolithic style upper rail
  • 5 built in QD sockets
  • Compatible with many low profile gas blocks
  • Rail attaches to barrel nut with 8 T-20 grade 8 TORX screws
  • Barrel nut works with standard USGI barrel nut wrench   
  • Includes: 7" bar rail, 3 black ergo rail covers, barrel nut, 1 heavy duty QD sling loop,  4 barrel nut shims, 10 grade 8 T-20 TORX screws, 1 tube of Blue Loctite, 1 T-20 TORX wrench, instructions, and Spike's Tactical lifetime  warranty


  • Large inside diameter allows for suppressors underneath the handguard
  • Large outside diameter is perfect for shooters who prefer a larger gripping surface
  • Lightweight, at only 10.93 oz 
  • Scalloped rails are less aggressive than standard picatinny rails 
  • Anti-rotation tabs keep the barrel nut from loosening, as well as ensuring a perfect matchup with the upper receiver 
  • 5 built in QD sockets allow for a variety of  sling mounting options, and the included QD swivel allows you to mount up a sling right away
  • Bar 7" rail includes the necessary hardware to install 

Special Order, See Associate
Special Order Item: Please allow 5-8 weeks additional processing time.

Color: Black

Length: 13.2