| Wheel Diameter | Tread Width (mm) | Capacity per Caster (kg) | Wheel | Bearing | Model Number | Load Height (mm) | Swivel Radius (mm) | |
| Swivel | Rigid | |||||||
| 100 | 51 | 180 | Performa | Delrin+SS Tubing | 4-4U01S-301V | 4-4U01R-301V | 143 | 90 |
| 270 | Polyurethane | 4-4U01S-401V | 4-4U01R-401V | |||||
| 295 | Modified Nylon | 4-4U01S-202V | 4-4U01R-202V | |||||
| Nylon | 4-4U01S-201V | 4-4U01R-201V | ||||||
| 225 | Polyolefin | 4-4U01S-101V | 4-4U01R-101V | |||||
| 400 | Thermo | 4-4U01S-551V | 4-4U01R-551V | |||||
| 125 | 51 | 180 | Performa | Delrin+SS Tubing | 4-5U01S-301V | 4-5U01R-301V | 165 | 108 |
| 340 | Polyurethane | 4-5U01S-401V | 4-5U01R-401V | |||||
| 375 | Modified Nylon | 4-5U01S-202V | 4-5U01R-202V | |||||
| Nylon | 4-5U01S-201V | 4-5U01R-201V | ||||||
| 294 | Polyolefin | 4-5U01S-101V | 4-5U01R-101V | |||||
| 450 | Thermo | 4-5U01S-551V | 4-5U01R-551V | |||||
| 150 | 51 | 270 | Performa | Delrin+SS Tubing | 4-6U01S-301V | 4-6U01R-301V | 191 | 127 |
| 410 | Polyurethane | 4-6U01S-401V | 4-6U01R-401V | |||||
| 450 | Modified Nylon | 4-6U01S-202V | 4-6U01R-202V | |||||
| Nylon | 4-6U01S-201V | 4-6U01R-201V | ||||||
| 318 | Polyolefin | 4-6U01S-101V | 4-6U01R-101V | |||||
| 500 | Performa | 4-6U01S-551V | 4-6U01R-551V | |||||
| 200 | 51 | 304 | Thermo | Delrin+SS Tubing | 4-8U01S-301V | 4-8U01R-301V | 241 | 165 |
| 450 | Polyurethane | 4-8U01S-401V | 4-8U01R-401V | |||||
| 450 | Modified Nylon | 4-8U01S-202V | 4-8U01R-202V | |||||
| Nylon | 4-8U01S-201V | 4-8U01R-201V | ||||||
| 315 | Polyolefin | 4-8U01S-101V | 4-8U01R-101V | |||||
| 540 | Thermo | 4-8U01S-551V | 4-8U01R-551V | |||||