| PART NO. | BALL DIA (A) | THREAD (B) | SHANK LENGTH (C) | GROSS LOAD RATING |
| SSTBLS0511 | 1-7/8" | 1" | 3" | 2000LB |
| SSTBLS0512 | 1-7/8" | 3/4" | 3-1/4" | 2000LBS |
| SSTBLS0513 | 2" | 3/4" | 3-1/4" | 3500LBS |
| SSTBLS0514 | 2" | 1" | 3-1/4" | 5000LBS |
| SSTBLS0515 | 2" | 1" | 2-1/4" | 12000LB |
| SSTBLS0516 | 2-5/16" | 1" | 3" | 6000LB |