4" x 2" Gray Rubber Wheel - Roller Bearing RF4x2R Price:$9.54    Each 4" Diameter 250 lbs. Capacity Roller Bearing. Size shown in photo is 6 x 2 with Roller Bearing. Home | Application Tips | Standard Products - Casters and Caster Wheels | Warranty | Summary | Contact Us Casters - Helpful Tips | Special Products - Casters and Caster Wheels | Web Resources | Site Map Photos & graphics are for informational purposes only. Actual product may vary slightly from those shown. Wheel colors may vary unless specified. If wheel color is important, please contact us for current inventory.