5" Heavy Duty Caster Wheel 507 Lbs - Center Brake PP Core - PU - Top Plate Mount Inner Diameter - 2 13/16 inch (2.8125") the NJ317 inner diameter is

the NJ317 inner diameter is 85mm

Set of 2 ball bearings for use in the Rear Wheel Bearings (Pair)-Honda C50 (All Models) 75-93

S6707-2RS Food Grade

Dimensions: 50mm x 120mm x 29mm/Metric

38BVV07-26GBNLS Nachi Bearing

5" Heavy Duty Caster Wheel 507 Lbs - Center Brake PP Core - PU - Top Plate Mount Inner Diameter - 2 13/16 inch (2.8125") the NJ317 inner diameter is5" Inch Caster Wheel 507 pounds Swivel and Center Brake Polypropylene core and Polyurethane Top Plate VXB005125YGVCB1 Heavy Duty Wheel Diameter= 125mm Wheel Width= 50mm Wheel Diameter= 5" Inch = 125mm Overall Height= 167mm Overall Height Inch= 6. 575" Mounting Type= Top Plate Top Plate Size= 100mm x 115mm Hole distance= 75mm x 85mm Wheel Core= Polypropylene core and Polyurethane Tire= Polypropylene core and Polyurethane Bearing type= Double ball