From Wolverine Airsoft we have the Invictus MK1 Rail in its 13" Length.
The Invictus MK-1 Rail is manufactured in-house and comes standard on the MTW Billet Series. It includes index tabs, M-LOK slots on 7 sides and a top picatinny rail.
Features
Tension-Mounting system (no more lock-block)
Backward-compatible with original MTW barrel nuts
Licensed M-LOK slots on 7 sides
Manufactured in-house by Invictus Manufacturing, USA
6105 T5 Aluminum
Milspec Black anodized
Includes
Rail
Retention Screws x2 (MTW-H-239)
