Features:
1) Made of high quality ABS PE
2) Low friction
3) Excellent strike-proof
4) Good strength
5) The roller wheels can resist acid, alkali and moisture, can be used in humid
Environment
6) The flanged profile of the roller wheel is made of zinc-coated steel to ensure Strong duration
7) Customized orders available, please offer your specification as follows:
A) Width and depth of u-channel steel
B) Wheel capacity
C) Material
D) Wheel color