1, The tight welded steel sprocket with tapered steel tube offers the bigger capacity and higher torque which can bear bigger weight goods running on the roller face.
2, Fully mild steel with zinc plated and stainless steel rollers are available.
3, You can choose both bearings covered by plastic caps or no caps.
4, The standard tapered degree is 3.6°, of course more degrees and roller diameters are available.
5, Temperature range: -10℃ to 80℃.