| S&W P/N | Thread | Knob Dia (A) | Total Length (B) | Hub Dia (C) | Hub Length (D) | Stud Length (E) | Ship Wt (lbs) |
|---|---|---|---|---|---|---|---|
| ALHA-1 | 1/4-20 | 1 1/2 | 2 5/8 | 5/8 | 3/8 | 1 3/4 | .06 |
| ALHA-2 | 1/4-20 | 1 1/2 | 3 7/8 | 5/8 | 3/8 | 3 | .08 |
| ALHA-3 | 5/16-18 | 2 | 2 3/4 | 13/16 | 1/2 | 1 3/4 | .12 |
| ALHA-4 | 5/16-18 | 2 | 4 | 13/16 | 1/2 | 3 | .14 |
| ALHA-5 | 3/8-16 | 2 1/2 | 2 7/8 | 1 | 9/16 | 1 3/4 | .18 |
| ALHA-6 | 3/8-16 | 2 1/2 | 4 1/8 | 1 | 9/16 | 3 | .20 |
| ALHA-7 | 1/2-13 | 2 1/2 | 2 7/8 | 1 | 9/16 | 1 3/4 | .22 |
| ALHA-8 | 1/2-13 | 2 1/2 | 4 1/8 | 1 | 9/16 | 3 | .28 |
| ALHA-9 | 5/8-11 | 3 | 3 | 1 1/4 | 5/8 | 1 3/4 | .39 |
| ALHA-10 | 5/8-11 | 3 | 4 1/4 | 1 1/4 | 5/8 | 3 | .44 |
