• Twin swivel 4-1/2" natural rubber cups with quick-release vacuum levers
• Grab and hold firm windows, windshields, sheet metal--virtually any non-porous surface
• Lift lever to create powerful suction force, flip down for instant release
• Unique swivel heads adjust to uneven, different height surfaces; 13" length-overall
• Impact-resistant ABS construction, 1/4"-thick rubber cups; 180 lbs capacity

One-year warranty and Jack's Tool Shed worry-free Satisfaction Guarantee.