- #1
sbaseball
- 13
- 0
I am having trouble finding the difference between and I beam Trolley with a roller bearing and a sleeve bearing?
I know that the roller bearing has 4 wheels that sit on the bottom base of the I Beam and roll back and forth but I am not sure how a sleeve bearing is different from that?
Thanks
I know that the roller bearing has 4 wheels that sit on the bottom base of the I Beam and roll back and forth but I am not sure how a sleeve bearing is different from that?
Thanks