The L89BS (Broadsword) uppers include 7-sided L89 rails with Titanium barrel nuts and integral QD cups, BROADSWORD upper receivers, 4150CMV barrels, low profile gas blocks, and include the muzzle device. Bolt Carrier Groups and Charging Handles are NOT included.
Specifications:
- L89 Rails with 7-sided MLOK
- Integral QD Cups
- 4150CMV Barrel
- Low Profile Gas Block
- Titanium Barrel Nut