Delta-S M-LOK Rail System 9"

- 1913 Picatinny rail at 12:00 (22 slots)
- MLOK rail at 3:00 (4 slots), 6:00 (4 slots), 9:00 (4 slots)
- 6061T6 Aluminum
- Class III type 2 hard anodized
- Laser engraved
- Larger barrel nut and spanner ring included
- Inside diameter 1.7"