Proto® Standard Extensions
| Part No. | Drive Size | Finish | Length |
| J4759 | 1/4" | Full Polish | 2" |
| J4761 | 1/4" | Full Polish | 6" |
| J4762 | 1/4" | Full Polish | 10" |
| J5259 | 3/8" | Full Polish | 1-3/4" |
| J5259B | 3/8" | Black Oxide | 1-3/4" |
| J5260 | 3/8" | Full Polish | 3" |
| J5260B | 3/8" | Black Oxide | 3" |
| J5260-06 | 3/8" | Full Polish | 6" |
| J5261 | 3/8" | Full Polish | 8" |
| J5261B | 3/8" | Black Oxide | 8" |
| J5262 | 3/8" | Full Polish | 12" |
| J5262B | 3/8" | Black Oxide | 12" |
| J5263 | 3/8" | Full Polish | 17-3/16" |
| J5460 | 1/2" | Full Polish | 2-1/2" |
| J5460B | 1/2" | Black Oxide | 2-1/2" |
| J5461 | 1/2" | Full Polish | 5" |
| J5461B | 1/2" | Black Oxide | 5" |
| J5463 | 1/2" | Full Polish | 10" |
| J5463B | 1/2" | Black Oxide | 10" |
| J5464 | 1/2" | Full Polish | 20" |
| J5465 | 1/2" | Full Polish | 36" |
| J5660 | 3/4" | Full Polish | 4" |
| J5661 | 3/4" | Full Polish | 8" |
| J5663 | 3/4" | Full Polish | 16" |
| J5861 | 1" | Full Polish | 8" |
| J5863 | 1" | Full Polish | 17" |
- Contact Heavy Maintenance Supply 205-384-5284 for more information
