Description Features Tension-Mounting system (no more lock-block) Index tabs Licensed M-LOK slots on 7 sides Backward-compatible with original MTW barrel nuts Manufactured in-house by Invictus Manufacturing, USA 6105 T5 Aluminum Milspec Black anodized Weight: 10oz Inner diameter: 1.398″ / 35.5mm Includes Rail (MTW-M-238-07 / MTW-M-238-10 / MTW-M-238-13) Retention Screws x2 (MTW-H-239) Compatibility MTW M4 MTW-9 MTW-308 MTW Shotgun MTW AK ✔ ✔ ✔ ✘ ✘
