Specification
| Product No.  | Width (mm) | Length (mm) | Inner diameter (Ø/mm) | Steel thickness(T)  | Steel material  | 
| S-80 | 244 | 280 | 38 | 6T | Plate steel with Chromium  | 
| S-160 | 310 | 330 | 38 | 6T | |
| L-80 | 260 | 1085 | 38 | 6T | |
| L-160 | 310 | 1085 | 38 | 6T | |
| L-320 | 355 | 1235 | 76 | 10T | 
 
                 
                 
                 
                 
                 
                 
                 
                 
                