Connector Tightening Knob

1. Quick release system for fixed parts, triangular rebound design;
2. No need to press the button to quickly locate the installation; fast downward pressure dismantling, solid connection 17mm universal ball, simple and convenient to use.

Material: PC
Color: black
Product specification: Ø35.1X27.7mm
Locking method: plastic nut
Removal method: double quick release
Connection: Compatible with 17 mm universal ball head connector