The CY-30H is a versatile ball transfer unit (or bullseye caster) designed for multi-directional, 360-degree material movement. It features a primary 30.16 mm (1-3/16") steel or nylon ball rolling on smaller support bearings, allowing workpieces, luggage, or materials to be pushed and redirected with minimal effort. Model CY-30H Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description The CY-30H is an industrial-grade ball transfer unit, often referred to as a