1, This series accumulation force can be adjusted by high flexible spring and nut at the end of the roller shaft.

2, The precision ball bearing is pressed into the steel bearing housing tightly.

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

4, Based on bigger bearing housing, the roller suits for conveying weight 10 - 80kg.

5, Temperature range: -5℃ ~ +40℃.