8" Heavy Duty Caster Wheel 661 Lbs Fixed Rubber - Top Plate Mount Inner Diameter - 1/16 inch (0.0625") SMS8UU-P bearing is a Precision

SMS8UU-P bearing is a Precision accuracy grade Miniature linear bushings

6314NR width is 35mm

it's ready for use in gearboxes

S1616-2RS Stainless Steel Sealed Ball Bearing

NJ321EG Nachi Cylindrical Roller Bearing

8" Heavy Duty Caster Wheel 661 Lbs Fixed Rubber - Top Plate Mount Inner Diameter - 1/16 inch (0.0625") SMS8UU-P bearing is a Precision8" Inch Caster Wheel 661 pounds Fixed Rubber Top Plate VXB005200CRF Heavy Duty Wheel Diameter= 200mm Wheel Width= 50mm Wheel Diameter= 8" Inch = 200mm Overall Height= 240mm Overall Height Inch= 9. 449" Mounting Type= Top Plate Top Plate Size= 100mm x 115mm Hole distance= 75mm x 85mm Wheel Core= Rubber Tire= Rubber Bearing type= Roller bearing Load Capacity= 661 lb Mounting= Fixed Temperature Range= 40 to 180 F Utilizing VXB005200CRF makes it feasible