Black 6061-T6 aluminium fuel cap. Vented. Right hand threaded. Knurled for extra grip; for easy on-off with or without gloves. The lower threaded part of the cap has a spring-bound valve system; centrally located in the middle of the bung. This connects to 3 vents in the top part of the cap to allow alleviation of any pressure or vacuum that may build up inside the tank. The O-ring seal; that sits on the top of the thread; offers a secure seal.
Fitment: 83-18 H-D; Triumph: some Bonneville; T100; America; Speedmaster; Thruxton
