MDT Control Bridge ACC Elite 5.1in Charcoal Green. It's designed to bolt on to the top of the forend to act as a mirage mitigation device as well as a barrel cover when reaching up and over your forend for added recoil control. Specifications for MDT Control Bridge ACC Elite: Manufacturer: MDT Color: Charcoal Green Finish: Cerekote Fabric/Material: 6061-T6 Aluminum Gun Type: Rifle Length: 5 in Width: 2 in Depth/Thickness: 0.84 in Package Contents: MDT Control Bridge ACC Elite MDT 107250-CCG: Control Bridge ACC Elite 5.1in Charcoal Green