| Country of Origin | United States |
|---|---|
| Brand | MakerChamber |
| Type | Wrench |
| Gauge/Caliber | 9 mm |
| Color | Red |
| Material | Plastic, Polymer |
Check the listing for details. Piston Spring/Spacer Swapping Wrench for Rear Cap for Obsidian 9/45. Color: Red, Condition: New, Made in United States. Listed at 15.00 USD. While Rugged sells their product with a design that allows the piston to be used as an endcap wrench, they provide nothing to assist in removing the piston retaining screw. This wrench assists in removal of the rear cap for quick swapping between piston springs and fixed spacers. The piston mount can be used as an end cap wrench.