1. The accumulation force can be adjusted with high flexibility by the nut at the end of the roller.

2. The precision ball bearing is pressed tightly into the steel bearing housing for maximum durability.

3. The friction housing is made of special material which greatly improves its abrasion resistance and lifespan.

4.Temperature range: -5℃ ~ +40℃.

5.Humidity range: 30%~ 90% RH (non-condensation).

   Please contact us if humidity out of this scope.