WORKHORSE® Rail Upgrade Kit.
Upgrade from a front sight base and drop-in handguard to a free-float rail and low-profile gas block.
1 - WORKHROSE® 15in Free Float Rail
1 - WORKHORSE® .750 Low Profile Gas Block
- 6.00 (in)
- 12.00 (in)
- 24.00 (in)