Defender 1.50" Bearings
| Part No. | A | B | C | Material | Housing |
| FBS-2WH-24-BO | 6.89 | 5.67 | 0.43 | Black Oxide | White |
| FBS-2BL-24-BO | 6.89 | 5.67 | 0.43 | Black Oxide | Black |
| FBS-2GR-24-BO | 6.89 | 5.67 | 0.43 | Black Oxide | Grey |
| Close Cover w/O-Ring | Open Cover w/Front Shaft Seal |
| C-24-WH | CS-24-WH |
| C-24-BL | CS-24-BL |
| C-24-GR | CS-24-GR |
| C-24-Y | CS-24-Y |
| C-24-O | CS-24-O |
| C-24-R | CS-24-R |
WH = White
BL = Black
GR = Grey
Y = Yellow
O = Orange
R = Red