Each 47mm Adams suction cup is rated to hold 3 pounds (1.36kgs) in weight.
This product will fix foamex boards, signs and posters up to 7.5mm in thickness on glass or any other flat, clean, dry, slick/shiny, non textured, non porous surfaces like mirrors, glossy plastic, glazed ceramic tiles and car bodywork etc.
To fix a thin board - snip a little off the end of the thread with a finger nail cutter. Technical drawings are available by clicking the images above.
Suction Cups: Adams worlds best Suction Cups work better for longer. Suction Cups Direct sells crystal clear everyday suction cups from 22mm to 85mm in diameter. Our range includes suction hooks, suction cups with screw stud and nut, suction cups with mushroom head to suction cups with bulldog clips. Buy suction cups from www.suctioncupsdirect.co.uk