bltadwin.ru: ladder jacks. Louisville Ladder LPA Pound Duty Rating Aluminum Extension Plank, Inch-bytoFoot. Outer flange is open for ladder jack clamps. The extruded cross members are riveted with solid aluminum rivets. Locking mechanism sets the plank in 12in. Wing nuts get very tight and had little trouble removing scaffolding plank. Very happy with the ladder jacks and would recommend them for others. · Side Rail Ladder Jack Device (Over the rail and rung) This style of ladder jack is installed onto the railing and rungs of a pair of extension ladders or single ladder. The planking is then slid into position along the side of the bracket to create a work platform. Two or Three Rung Bracket Ladder Jack Devices (Over the rungs only) This style of ladder jacks hook directly onto two or three . The Werner PA 10ft to 17ft Aluminum Extension Plank is ideal for use on stepladders, telescoping multi-ladders, extension trestle ladders and extension and . There are different types of Ladder Jack bracket. devices. These include: 1. Side Rail Ladder Jack – (Over the rail and rung) This style of jack is installed onto the railing and rungs of a pair of extension, or single, ladders. The planking is then slid into position along the side of the bracket to create a work platform. Side Rail Ladder Jack. Photo courtesy of ACRO.
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