Jershon Inc.Simply set the ladder in place and the Level-EZE automatically adjusts and locks in a level position reducing falls and close calls. Unlike competitor levelers, there is no need to manually adjust pins, levers or locks to achieve level. Works equally well on even and on sloped or uneven terrain. Attaches to all lengths and types of aluminum and fiberglass extension ladders and does not affect the Duty Rating of the ladder. Meets or exceeds all ANSI requirements for ladders. Level-EZE can be factory installed by most major ladder manufacturers, or can be installed in the field to your existing ladders with simple tools.