Park Tool CC-4.2 Chain Checker Tool
- Free Domestic Shipping On Orders Over $100
- In stock
- Backordered, shipping soon
- Add To Cart For Final Price
A worn bicycle chain can cause poor shifting and expensive drivetrain damage. The Park Tool CC-4.2 Chain Checker is a drop-in gauge that measures chain wear accurately. It contacts the chain in three places eliminating guesswork. Compatible with 5 to 13-speed and single-speed chains it indicates wear at 0.5% 0.75% and 1.0% matching manufacturer replacement recommendations.Measures bicycle chain wear accurately preventing expensive drivetrain damage Laser-cut design contacts the chain at three points providing quick and precise wear measurement Compatible with 5 to 13-speed derailleur chains and single-speed chains Indicates chain wear at 0.5% 0.75% and 1.0% aligning with manufacturer recommendations for replacement
| Model | Chain Checker |
| CC | 4.2 |
| Description | Chain Wear Tool |
| Color | Blue/Silver |
Shipping Policy
Components:
All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.
Bicycles:
Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.
Riding Gear & Apparel:
Riding gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 1–3 business days.
Returns & Exchanges:
If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.
For full details, please see our Refund Policy before initiating a return.
