Description: Molded rubber Mounting Grommets with metal sleeves are used to mount flatside fat Bob gas tanks Precise replicas of original equipment Rubber grommet with sleeve only. Replaces HD# 11447 & 5775. Fitment: for all Harley Softail models 1984/1999, FXWG 1985/1986. Specification: Material:Rubber Outside Diameter: Approx. 25 mm / 0.98 inc Inner Diameter: Approx. 12 mm / 0.47 inch Height: Approx. 13 mm / 0.51 inch Package Includes: 12 Pieces Gas Fuel Tank Mounts