Derailleur chain tensioner idler or jockey wheels, DR (pair), a Brompton replacement part for use on 2 and 6 speed bikes.
Brompton Chain Tensioner Idler and Fittings - DR (Pair)
S$40.00價格
Derailleur chain tensioner idler or jockey wheels, DR (pair), a Brompton replacement part for use on 2 and 6 speed bikes.