- 1/8" thick
- 7/16" mounting holes on all sizes but WT8049, which is 3/8"
| Item Number | Size |
| WT8041 | 1" sq. Tube |
| WT135 | 1-1/4" sq. Tube |
| WT8047 | 1-1/2" sq. Tube |
| WT137 | 2" sq. Tube |
| WT8049 | 2-1/2" Tube |
Actual dimensions may vary slightly due to variations in manufacturer's production.