1. Ø12mm shaft stud was designed for install at the end of tube.
2. It was suitable for blind or projection screen operation system for reduce gap between the wall.
3. It can be screwed on wall bracket or fixed on the wall directly.
Specification of Ø12mm shaft stud:
1. 2 screw holes for fixing on the end of the tube.
2. Material: punching mould.
3. 12mm bolt.
4. Weight: 50g.