Open Box SLR Rifleworks HELIX M-LOK Handguard Rail – 11.7″

Used/Open Box Item: This product is not eligible for return. Click to learn more about used products.

Original price was: $262.99.Current price is: $218.21.


Product Summary

Helix 11.7″ MLOK Handguard

  • 11.7″ Exact Top Rail Length
  • 8.0 oz. including barrel nut and hardware
  • Excellent feel for today’s modern shooters
  • No timing of barrel nut required, no shims needed
  • Works with any receiver forged or billet
  • ​1.35″ ID
  • Mil-Spec Hardcoat Anodize
  • 7075 Barrel nut w/ Hardcoat Anodize
  • Melonite Finish Hardware
  • Free Floating Design
  • Proven Slip fit locking mount design, much more secure than a clamp type mount.
  • Billet Anti Rotation Insert (black insert included)
  • Proven Anti Slip Design keys into barrel nut
  • Barrel nut uses standard wrenches or SLR Billet wrench for a perfect fit
  • Mil-Spec 1913 Mounting rails


Technical Information

Color / Pattern



Firearm Compatibility



Mounting Platform

Catalog Location

California Prop 65 Warning

WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information visit