SP-ball transfer unit: This press mount unit is constructed of solid CNC machined, case hardened carbon steel with a machined carbon steel top cover. This unit utilizes an oiled felt sealing system and a self-cleaning hole for optimal performance.

CY-(12-40)ball transfer units: These units are steel ball transfers with your choice of stud sizes.Sealed and lubricated to prevent less entry of foreign material and increase the life of the unit. For non-marking applications the nylon ball units are ideal.These medium duty units cavn be utilized ball up or ball down.