If you need a bigger haul potential, the Prolift Heavy Responsibility can lift up to 1400 lbs. Lastly, the M2 design operates in outside environments of up to seventy five” in increase. This vertical platform is designed with rust-resistant aluminum and it’s meant to withstand the cold, and coastal climates. http://cruzxfkpv.jiliblog.com/27192309/details-fiction-and-stair-lift-installation