Unior – Měrka Na řetěz Profi

Professional gauge with eccentric pin for accurate chain wear measurement.

• length: 137 mm
• weight: 168 g
• material: high-quality tool steel

Measurement procedure:
1. Place the dipstick between the chain links at the starting position 0
2. Turn the knob with the spline to determine the deviation of the grinding%
3. Cutting manufacturers recommend cross-linking at max. 1%