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A worn chain doesn't stretch well, putting on sprockets at an accelerated pace. 0.75% and 1%, points at which chain experts suggest replacement.
Easy to Use
Made of stainless steel material
Compatible with all chains
Size: approx. 14cm x 4.8cm / 5.51 x 1.89 (L x W)
1.Due to the difference between different monitors, the pictures may not reflect the actual color of the item.
2.Due to manual measurement, there may be small deviations.
1x bike chain checker