built to withstand the rigors of everyday use in commercial or charter applications
| Model | Inside Diameter | Outside Diameter | Length |
| DPSH22 | 0.787" (20.0 mm) | 0.984" (25.0 mm) | 5.079" (129 mm) |
| DPSH24 | 0.866" (22.0 mm) | 1.063" (27.0 mm) | 5.630" (143 mm) |
| DPSH26 | 0.945" (24.0 mm) | 1.142" (29.0 mm) | 5.630" (143 mm) |