This is for 1 V5 510 Connector's has a 22 mm base. These are the upgraded 510 connectors . We added a Stronger Spring and have added a hole on the side of the post. This makes it easier when soldering your positive wire to the post. Also comes with grounding ring. Grounding ring may be blue or red. Our 510 connectors are New
Trustpilot
3 weeks ago
1 month ago
