Don't like the look of a gas cap? Look no further... CNC Machined from Billet Aluminum and coated in a textured black finish. Pop-up feature activates by pushing the center portion of the cap downward and rotating it a quarter of a turn. When popped up the knurled edge allows easy removal of the screw-in cap. Includes a gasket for a leak-free seal on 1982 and later Harley Davidson tanks as well as many other custom tanks. RIGHT HAND THREADS. This cap is Vented. Replaces HD# 61103-83A Dimensions: OD = 2-5/16" Height (Including Threads) = 1-3/4" "Popped Up" Weight = 3.2 Ounces Finish: Textured Black Fitment: 1982 and later Harley Davidson tanks as well as many other custom tanks.