The FAB Defense Tri-Rail carbine handguard is are a drop-in replacement for standard AR-15 carbine handguards. The lower handguard features a full length picatinny rail and the upper handguard features two short rails at 3 and 9 O'clock. The handguard has double aluminum heat shields and additional vent holes on the bottom.
- Carbine Length
- Aluminum Heat Shields
- 11-Slot Rail at 6 O'clock
- Two 5-Slot Rails at 3 & 9 O'clock
- Reinforced Polymer Construction