WINCH RADIAL SELF TAIL WHITE Battery Switches 625"The PSS Shaft Seal is 625"The PSS Shaft Seal is the number one selling marine mechanical seal worldwide and is installed as standard equipment by many of the worlds most reputable boat builders yards If your Standard Horizon HX40 ever fails for any reason including water damage during normal use in the first three years The Radial winch drum's gripping surface is shaped for each winch size and drum material and features diagonal ribs (rather than textured abrasive materials) to maximize gripping power and greatly reduce line wear The self tailing mechanism on the winch means that one crew member can quickly and easily trim or raise sails