Hi, the fact that E-LJ30P uses three rungs allows to distribute more the weight so less weight to retain on each rung. Thanks!
yes the Ladder Jacks come as a pair.
no, it goes only to 18 in.
Hello UKLad, Thank you for the inquiry about 3-Rung Ladder Jacks. Unfortunately, the Homedepot.com is unable to ship to international destinations (including Canada and Mexico), PO Boxes or APO/FPO/DPO addresses at this time and are only able to ship to the 48 contiguous states and a limited selection of products can be shipped to Alaska and Hawaii. Thanks for shopping Home Depot!
the 250lb is per jack.
The load rating of 250 lbs is per set.
yes this is a set of 2(3rung ladder jacks)