Description Features Tension-Mounting system (no more lock-block) Integrated QD sling mounts Picatinny rails on four sides Backward-compatible with original MTW barrel nuts Manufactured in-house by Invictus Manufacturing, USA 6105 T5 Aluminum Milspec Black anodized Includes Rail (MTW-M-221) Retention Screws x2 (MTW-H-223) Compatibility MTW M4 MTW-9 MTW-308 MTW Shotgun MTW AK ✔ ✔ ✔ ✘ ✘
