UDC Bearing Adapters - 40mm/42mm (bearings not included)

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product description

hese metal shims allow you to adapt your bearings to a different frame. For a cotterless cycle with 40mm bearings, you can use these 40/42mm bearing adapters to allow you to put a 42mm frame onto your wheel. 

Price is per pair.

CNC machined aluminum spacers adapt the 40mm (6203) bearings to any 42mm frame with 42mm bearings.

Manufactured in Taiwan.

NOTE: bearings not included