Product parameters:
Set of 8 suction cups with threaded bolts and matching knurled nuts. Each suction cup has a diameter of 30 mm, a head diameter of 15 mm, and an M4 x 10 mm thread. The design is transparent and compact, suitable for discreet mounting on smooth surfaces. The package includes 8 suction cups and 8 knurled nuts.

Core features:
This suction cup set is designed for quick attachment without drilling or screws, attaches to most smooth and clean surfaces, and offers a reliable grip on glass. Installation is simple: clean the surface, press the suction cup into place, and if necessary, secure with the threaded connection and the knurled nut. The removable design helps to avoid adhesive residue upon removal.

Suitable scenarios:
Suitable for attaching signs, decorations, bread makers, shower trays, rattan furniture, towel holders, string lights, and decorations in the home or RV. It is intended for use on smooth, clean surfaces where temporary or removable attachment is needed.

Product summary:
This 8-piece suction cup set combines a compact 30 mm format with an M4 x 10 mm threaded connection for practical and removable mounting. With easy handling, clean removal, and wide everyday applicability, it is a functional solution for a range of household and display applications.