Spring-loaded plunger that locks in retracted position. To lock, pull knurled knob back and turn 90°. Slight taper on plunger tip for easy alignment. Made in USA.
Pull knob to retract

Turn 90° in either direction to lock

| Stainless Steel | |||||
| Item | Material | Heat Treat | Finish | DFARS | RoHS |
| Plunger,Body and Knurled Head | 300-series Stainless Steel | - | - | Yes | Yes |
| Spring | 17-7PH Stainless Steel | - | - | Yes | Yes |

| A Thread | Initial End Force (lbs) | Final End Force (lbs) | B Diameter Nominal | B Diameter Actual | C (inch) | D (inch) | E (inch) | F Diameter (inch) |
| 3/8-16 | 1.5 lbs. | 8 lbs. | 3/16 | 0.187 | 7/32" | 3/4" | 5/16" | 3/4" |