3in Concave Vacuum Cup with 1/4-20 x 3/8in Threaded Stud

Woodfts Powr-Grip 91150 3in Concave Vacuum Cup with 1/4-20 x 3/8in Threaded Stud Features & Benefits: Metal accessory mount with 1/4-20 thread x 3/8in Length stud for attaching equipment Provides a reliable, temporary vacuum mount, without drilling holes Rubber vacuum pad will not mark or damage most surfaces Attaches to smooth, nonporous surfaces, whether flat or curved Red-line indicator warns user of any significant vacuum loss Check valve allows repumping without loss of remaining vacuum Lift tabs on pad edges permit instant release Supplied with pad protector Other stud Length s available Features: Vacuum Pad: Concave, 3in 8 cm diameter model TL3 Minimum Radius for Curved Mounting Surface: 4in 102 mm Height to Mounting Platform does not include stud: 1-27/64in 36 mm on flat surfaces; 1-11/16in 43 mm on surfaces with maximum curvature Load Capacity: 15 7 kg per vacuum cupModel # TL3AMB1420T38L