Problem Solvers Chain Tensioner - 2 Pulley
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Details
The Problem Solvers Chain Tensioner is a handy device when you're building a singlespeed bike and need to remove slack in the chain and keep it running smoothly. It's made of light and durable CNC-machined 6061 aluminum with steel hardware and has efficient, long-lasting nylon pulleys. It simply screws onto your frame's derailleur hanger. It even lets you adjust your chainline, too.
WARNING: This product can expose you to chemicals including [name(s) of chemical(s)], which [is/are] known to the state of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
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Problem Solvers Chain Tensioner - 2 Pulley
$59.99