Park Tool Master Chain Tool W/ Peening Anvil

Designed to work with the tight tolerances and narrow profiles of 10 to 12-speed chains, but also works on all other derailleur, and standard 1/8” width single-speed chains. The CT-4.3 is a powerful, precise tool designed to quickly and accurately remove and install chain rivets. Without a doubt the most accurate chain tool we’ve ever built

  • Compatible with 1/8” single-speed and 5 to 12-speed derailleur chains
  • Includes removable peening anvil for peening Campagnolo® 11-speed chains
  • Integrated Link Pocket ensures precise alignment
  • Perfectly contoured cushioned handles
  • Precisely machined investment cast body and components
  • Replaceable rotating pin (part # CTP-4K)

NOTE: The CT-4.3 is NOT compatible with non-hour glass style Wipperman® chains.

Our HELP CENTER has a detailed list of commonly asked questions by our riders.

What is the estimated delivery time for this item?

Once an order has been placed, we aim to process and ship from our warehouses within 48 hours. An email with tracking details will be sent as soon as items have shipped.

Delivery timelines depend on
1. Product Availability
2. Location of Delivery

Broadly speaking, our logistics partners deliver within 1 to 14 business days depending on the location of delivery.

Remember, "Business Days" exclude public holidays and Sundays. Remote areas take additional time.

MORE About Shipping

Can I Return/Exchange an item?

You have 15 days to return an item from the date you received it. 

Returns & Exchange are eligible only in the following scenarios:
1. Was delivered in a damaged condition
2. Missing parts or accessories
3. Incorrect item delivered
4. Has manufacturing defects

Returns & Exchange are NOT applicable for Colour, Sizing issues or incorrect purchases.

Kindly Refer to the Sizing Chart or reach out to us for assistance.

MORE About Returns/Exchanges


Type: Chain Tools



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