Betor 35mm Fork Cap Exact copy of Vented original part.

Set of 2 complete with O rings.

Original Bultaco Part # 91.02-059

For reference Thread is M31 x 1.50mm

This is the style of Fork Cap with External Countersunk screw access to Ball Valve.

We also have the OSSA Betor style (with internally accessed ball valve which can replace the Bultaco type with Disc Valve while remaining externally identical.