ridea tensioner set wheel pulley for folding bike

Ridea BCT2 is the definitive Brompton chain tensioner.
Compatible with 1, 2 or 4 rear sprockets, this CNC alloy chain tensioner offers smooth speed changes in just 116 grams.

Although BCT2 is compatible with original Brompton pulleys, Ridea offers the high quality BCT2P (48 g) pulley wheels for those who wants to ride the legendary smooth Ridea pulleys..

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