Designed for outdoor residential use, EZ Traction Adjustable Aluminum Threshold Ramps are a safe, practical solution to overcome short rises and increase accessibility for wheelchairs, walkers, or power scooters. These lightweight ramps quickly raise or lower to accommodate rises from 3″ to 6 by simply adjusting the rubber-tipped feet. No tools are required! The innovative punch plate surface will ensure superior grip even in wet, muddy or snowy conditions.