The 4.5 inch SeaSucker® vacuum cup is rated to pull up to 120 pounds. Two slotted holes for back-plating accessories or mounting hardware and one center stainless steel insert for mounting anything with a standard ¼-20 machine screw:
Notes: Used to mount objects to smooth fiberglass or glass surfaces on boats. All metal parts are high grade stainless steel, even the springs inside our pump, for extra durability in the saltwater environment. Protective cap included.
Size/Fit: Align, pump it 4 or 5 times and the Seasucker® vacuums itself to most smooth, hard surfaces surface.
Warranty:Manufacturer Limited Warranty. Sunbrella® 9.25 oz./sq.yd. solution-dyed Acrylic fabric has a 6 year warranty and should last 6-12 years. The Elite® 9 oz./sq.yd. Polyester fabric has a 5-year Warranty and should last 5-9 years. Laportes® warrants to the original purchaser of its product that Laportes will repair or replace any products found to be defective in materials and workmanship for a period of one (1) year from the original purchase date. See full details at https://ttopcovers.com/warranty/.