All Tacx jockey wheels have closed bearings so that they’ll not get stuck, show play or squeak while cycling. Tacx jockey wheels are available for 10 teeth, 11 teeth, SRAM Race and SRAM MTB. Below you can figure out which jockey wheel fits your bike.
When used on a regular basis jockey wheels will start to show wear and work less efficiently. Cyclists who spend a lot of time on the bike are recommended to replace the wheels once a year. With new wheels the bicycle chain runs smoother and quieter and you will be able to shift gear more precisely.