3" <8 cm> concave vacuum suction cup with 5/8" <15.5 mm> threaded bolt

Characteristics:

• Metal bracket with threaded bolt 1/4-20 x 5/8" <15.5 mm> (thread x length) to secure equipment.
• Bolts available in various lengths.
• "It offers a reliable, temporary vacuum mount without drilling holes."
• The rubber suction cup does not dirty or damage most surfaces.
• Suction on flat or curved surfaces that are smooth and non-porous.
• A red warning ring indicator alerts the user in case of vacuum loss.
• A check valve allows for re-pumping without losing the remaining vacuum.
• "Dissolving edges on the suction cup rims allow for immediate release."
• Including suction cup protective cap.

Technical data:

• Suction cup: concave, 3" <8 cm> diameter (Type TL3)
• Minimum radius of a curved intake surface: 4" <102 mm
• Height to the mounting platform (not to the bolt): 1-27/64" <36 mm> on flat surfaces;
  1-11/16" <43 mm> on surfaces with the maximum curvature.
• Lifting capacity: 15 lbs <7 kg> per vacuum lifter