Cambria Bicycle Outfitters Since 1986

Shimano CN42 Chain Wear Tool

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sku: 100120894

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Shimano CN42 Chain Wear Tool

Shimano's TL-CN42 can measure any 1/2" pitch chains in either 1/8", 3/32" or 11/128" flavors.

Laser cut precision steel construction that translates into the CN42 being the last chain checker you ever need.