Vacuum Suction Cups (With Pressure Gauge) 1. The diameter of the suction cup is 200MM, the force area is larger, the vertical suction force can reach 190KGS 2. With pressure gauge, you can observe the suction force at any time, safer to use 3. The main body is made of iron, the suction cup is more sturdy 4. Bottom suction cup is made of nitrile rubber, longer service life 5. Packed in a plastic box, more secure for transportation 6. Equipped with a set of maintenance tools, more peace of mind after the sale 7. The bottom of the suction cup is equipped with a suction cup bottom cover to protect the rubber at the bottom of the suction cup and increase the life of the rubber If you want to learn more, please click this website: https://www.shijingtools.com/ . Please feel free to contact us. We will get back to you within 1-2 working days, or just call us now. Addrese No. 1, Wuyi Tongqin Weiwu West Road WORKING TIME 8:00 am - 17:00 pm ( Mon - Fri ) CONTACTS [email protected]