Description: The PEAK Riser will work with our Pedestal Base or C Clamp in fact it is compatible with any base or clamp that fits a 3 8 diameter vise shaft and will accept any vise using a 3 8 diameter shaft The Riser allows you 1 3 4 additional height adjustment Leaving the riser attached to your vise and disassembling it from transportation Lifetime warranty against defects in material or workmanship