Jim’s Tech Talk By Jim Langley With modern 11-speed (and up) drivetrains, it’s important to keep track of chain wear because if you use a chain for too long it will begin to wear. It’s not that older chains didn’t wear too, such as 5-, 6-, 7-, 8-, 9- and 10-speed ones. It’s just that […]
  • Showroom7561English
    2·
    2 days ago

    I got the CC-4 (doesn’t have the 1% mark) after using their CC-3.x for a while.

    I didn’t know about why the CC-4 was more accurate until I went through like three chains in a very short period of time.

    Apparently, the CC-3 was telling me that I was past a certain wear limit, when in fact, I wasn’t even close. An expensive lesson to just get the best tool from the start.

    I don’t even know why Park Tool offers the CC-3.x anymore. Is there any advantage to having this type of tool not being accurate?