The Socket Rigid Mtg Flap Mount (part number 105388) is a quality replacement rigid mtg flap mount on Capacity yard trucks and terminal tractors. Sourced to meet or exceed Capacity OEM specifications, this part delivers dependable performance in the demanding conditions of warehouse, distribution center, and port operations. Weight: 3 lbs. Dimensions: 7" × 4" × 4". Yard Truck Specialists has been supplying genuine terminal tractor parts since 1986 — every order ships fast from our Pennsylvania warehouses with expert support available.