IMI Defense MTS M-Lok Tactical Thumb Support O.D.Green IMI-ZMTS-ODgreen. The MTS ergonomic support can be set in multiple locations for a wide variety of tactical needs and ideal operational superiority taking in mind ideal compact configuration. Specifications for IMI Defense MTS M-LOK Tactical Thumb Support: Manufacturer: IMI Defense Length: 4 in Features of IMI Defense MTS M-Lok Tactical Thumb Support Allows optimal personal configuration Fits M-LOK rails Improves weapon control Alows safe and efficient use in extreme operational scenarios Package Contents: IMI Defense MTS M-Lok Tactical Thumb Support IMI Defense IMI-ZMTS-ODgreen: MTS M-Lok Tactical Thumb Support O.D.Green