Retention bolt for UDH derailleur hanger on Hope thru axles.

The UDH derailleur hanger is made of two parts: the hanger the 'UDH bolt', which secures the hanger to the dropout.
To match the new Hope thru axles, Hope have made their own bolts. Available either in the standard UDH style or for T-Type .

Required tool: 8 mm Allen key

Made in Barnoldswick (UK).