Concept2 Chain Idler Pulley

For use with model c, d and e indoor rowers. these are the 1 1/4″ diameter urethene pulleys that the chain runs over inside the indoor rower. two are required per machine – one being part of the travelling pulley (part number 1756) and the other is mounted on a stationery axle and has two chain idler spacers (part number 1305) to keep it properly alligned.