| id: | 30 mm |
| od: | 52 mm |
| hi: | 20 mm |
| pt: | plastic |
| CG 253244 |
| CG 253755 |
| IKA 890100 |
| KR WBZ1034FZ |
| KR WBZ1034YU |
| NSK 30BD5220T12DDUCG21 |
| NSK 30BD5220T1XD01 |
| id: | 30 mm |
| od: | 47 mm |
| hi: | 20 mm |
| pt: | plastic |
| CG 253756 |
| NACHI 30BG04S21DST |
| id: | 32 mm |
| od: | 52 mm |
| hi: | 20 mm |
| KR WBZ1324FZ |
| KR WBZ1324UG |
| KR WBZ1324YU |
| NSK 32BD5220 |