Rounded Top Bumpers
| A Outside Diameter |
B Recess Diameter |
C Bore Diameter |
D Recess Depth |
E Total Height |
Britech Part No. |
| 1/2 | 1/4 | 3/32 | 5/32 | 1/4 | 366/366-W |
| 1/2 | 1/4 | 1/8 | 3/16 | 11/32 | 1670/1670-W |
| 1/2 | 1/4 | 1/8 | 5/32 | 1/4 | 1308/1308-W |
| 5/8 | 1/4 | 3/32 | 3/16 | 3/8 | 381/381-W |
| 5/8 | 5/16 | 5/32 | 5/32 | 7/16 | 1343/1343-W |
| 1 | 1/4 | 1/8 | 7/16 | 13/16 | 197/197-W |
| 1 | 5/16 | 5/32 | 9/32 | 1/2 | 638-W |
| 1 | 5/16 | 5/32 | 5/8 | 1 | 23-W |
| 1- 3/32 | 7/16 | 3/16 | 13/32 | 5/8 | 68-W |
Doughnut Top Bumpers
| A Outside Diameter |
B Recess Diameter |
C Bore Diameter |
D Recess Depth |
E Total Height |
Britech Part No. |
| 1/2 | 9/32 | 1/8 | 3/32 | 3/16 | 1059/1059-W |
| 5/16 | 3/8 | 3/16 | 7/32 | 3/8 | 253/253-W |
| 1 | 3/8 | 3/16 | 3/16 | 7/16 | 698/698-W |
| 2- 1/2 | 1 - 1/8 | 3/8 | 1/2 | 1 | 613 |
Flat Top Bumpers
| Outside Diameter | Recess Diameter | Bore Diameter | Recess Depth | Total Height | Britech Part No. |
| 1/2 | 1/4 | 3/32 | 5/32 | 1/4 | 852-W |
| 1/2 | 1/4 | 1/8 | 7/32 | 7/16 | 832/832-W |
| 1/2 | 5/16 | 5/32 | 3/16 | 3/8 | 6115-W |
| 5/8 | 1/4 | 1/16 | 5/32 | 9/32 | 1392/1392-W |
| 23/32 | 1/4 | 1/8 | 7/32 | 7/16 | 15/15-W |
| 3/4 | 5/16 | 1/8 | 1/4 | 3/4 | 1743-W |
| 3/4 | 3/8 | 1/8 | 5/32 | 3/8 | 1388/1388-W |
| 3/4 | 3/8 | 3/16 | 1/4 | 9/16 | 18/18-W |
| 13/16 | 15/32 | 1/4 | 7/16 | 13/16 | 21/21-W |
| 1 | 1/2 | 7/32 | 1/4 | 1/2 | 425/425-W |
| 1 | 17/32 | 9/32 | 5/16 | 9/16 | 59-W |
| 1- 1/4 | 1/4 | 1/4 | 3/4 | 1- 7/8 | 1487-W |
| 1- 1/4 | 3/8 | 1/4 | 3/4 | 1- 1/4 | 1326/1326-W |
| 1- 1/2 | 15/32 | 1/4 | 1/2 | 3/4 | 1102-W |
| 1- 1/2 | 1/2 | 3/16 | 3/16 | 5/8 | 1019/1019-W |
| 1- 1/2 | 3/4 | 5/16 | 3/16 | 5/8 | 1019-2/1019-2W |
