3/4" I.D. x 1-15/16" O.D. Maintenance Free Ball Bearings for 3" Wide Caster Wheels - 180˚F over-100 Cast Iron is the standard

Cast Iron is the standard metal wheel used by most unless a heavier capacity or greater impact strength metal wheel is needed

5" x 2" Cast Iron Wheel Swivel Caster with 3/4" Threaded Stem - Part # 7RTP052CIR

Link to Matching Swivel Caster with Total Locking Brake: 146DUCT520SBTL

8" x 3" Forged Steel Wheel P80 Swivel Caster - Part #: P8008301201

3/4" I.D. x 1-15/16" O.D. Maintenance Free Ball Bearings for 3" Wide Caster Wheels - 180˚F over-100 Cast Iron is the standard3 4" I. D. x 1 15 16" O. D. Maintenance Free Ball Bearings for 3" Wide Wheels Part # JBEQ34RD 2 These 3 4" I. D. ball bearings are sealed with grease making them maintenance free. They are also the smoothest and easiest rolling type of bearing. Stop worrying about the hassle of greasing wheels and continuous maintenance and stay rolling with ball bearings! Part Includes 2 ball bearings (like the picture). Designed to be used with 3" wide wheels with a