Unior chain gauge 1643/4 0-1.2 mm

Unior chain gauge 1643/4 0-1.2 mm

A Unior chain measuring tool. manufacturer number - 617170

a workshop gauge for precise measurement of chain wear

an eccentric rotating pin for measuring chain elongation 0 - 1% (1.2 mm)

place the gauge pins between the chain links in the starting position 0

by turning the wheel with the pin we find the chain elongation in %

chain manufacturers recommend replacing the chain for 11-12 cassettes before 0.5%

chains for 10 and fewer-speed cassettes at a value of 0.65%

* too much pressure on the wheel / pin may negatively affect the measurement

length: 137 mm, material: quality tool steel

weight: 168 g, packed in a UNIOR box with a foam case

intended for PROFI use

made in Slovenia