Custom rubber strong suction cups with screw or nuts

Suction cups with screw or nuts allow the mounting connection to be arranged around the attached component. The chosen hardware format should provide access for assembly without forcing the rubber cup to turn against a seated rim. Check the thread interface and engagement together with the space available around the fastening point.

The mounted component should load the cup in its intended direction. A bracket offset from the cup center can create leverage that lifts one part of the lip. Match the cup profile to the actual surface and assess the complete arrangement under its expected load, orientation, and movement.

Complete hardware adjustment before attaching the cup where practical. Keep the contact rim clean and check it sits continuously on the surface. Release suction before repositioning the fastened component rather than twisting it while the rim is held in place. During maintenance, inspect the rubber near the hardware as well as the lip, since a secure nut or screw cannot restore contact through a damaged cup edge.

Material options

Rubber compound options, customized alongside the profile and contact conditions.

Hardness selection

Solid rubber options: 30–90 Shore A. Check the thread interface and engagement together with the space available around the fastening point.

Custom geometry

A bracket offset from the cup center can create leverage that lifts one part of the lip.

Fit evaluation

The chosen hardware format should provide access for assembly without forcing the rubber cup to turn against a seated rim.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. The chosen hardware format should provide access for assembly without forcing the rubber cup to turn against a seated rim. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.