Hi Stew, I use this one for raising and lowering my mast. It has 12 feet of 3/16" wire rope on the reel. McMaster-Carr Part number 33615T15 www.mcmaster.com I paid $87.92 for it in 2000. It is now $107.19 Here's a photo of my son holding the device. 73, Jim Idelson K1IR email k1ir at designet.com web http://www.designet.com/k1ir