1. Adopting the spring system, and to set up the lifting speed by adjusting the turns of spring.
2. Orientation system controls the stopover of the screen.
3. Assemble the deceleration to weaken the wallop when lifting
4. Assembled with 35mm aluminum tube;
5. Maximum size: W2500mm*H2800mm
Criterion collocate:
1. Assembling bracket: 2 pieces
2. Screws: 2 pieces
3. Left bracket: 1 piece
4. Right bracket: 1 piece
5. Spring in 1.3*300mm: 1piece
6. Localizer: 1piece
7. Deceleration: 1piece
8. End cap of bottom rail: 2piece
9. Bottom rail runner: 1piece
10. Handle: 1piece