1. Penis extender base: Support extension bars.

2. Joint nut:  Connect base and extension bars. It turns 90 degrees for comfort and mobility.

3. Joint bolts: Connect base and extension bars. Unscrew joint volt first to connect extension bar.

4. Extension bars: There are 3types of bars as 0.5cm, 2cm and 4cm, with which you can adjust the length of rods.

5. Drawbar: It works to adjust power of springs.

6. Fixing bolt: Connect Drawbar and spring tube.

7. Springs Fixing Bolts: Fix springs and provide constant tension.

8. Springs:  Provide tension (traction) to penis.

9. Safety valve: Maintain constant pressure in vacuum tube and release pressure when needed.

10. Vacuum tube: Expand girth with negative pressure and stimulate cells of girth for growth.

11. Girth fixing band: Maintain pressure in vacuum tube and fix girth.

12. Spring power index: It has 13 levels of spring power so as to adjust as per size of penis