MR556, CR556, MR762 – HKey Rail Segment – 11 Rail

$34.95

11 slot rail segment for the new “HKey” style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being shipped on the MR556, CR556, MR762 and similar models. Made from aircraft grade aluminum, fully hard coat anodized. Made 100% in the USA. Each rail sections includes all of the necessary hardware for installation. Super lightweight, strong and built for use with lasers, lights, other accessories.

  • CR556
  • MR556 (with HKey handguard installed)
  • CR762
  • MR762 (with HKey handguard installed)
  • Does not fit the MP5 HKey forearm

Specs of each rail section:

  • Weighs 1 .oz
  • 4 5/8″ Overall length
  • 11 picatinney rail slots
  • 4 HKey groove rail size
  • Grade 5 Titanium locking guides & steel hardware
  • This size can be used on all sides

In stock

SKU: HKP-17845

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