This fork comes with high-performance R8-2RS Wheelchair Bearings, axles, and spacers. Fork stem is not included. Instead of a snap ring in the middle, it uses a top and button bore so no messing around with snap ring pliers.
Bearings: Wheelchair Bearings R8-2RS ABEC 5Weight with Bearings: 115g or 4.1 oz
Height from top of Bearing to the center of bottom hole: 100mm or about 4"
Number of axle holes: 3
Axle Hole Spacing: 13mm
Caster Axle Size: 8mm
Fork With Inside to inside: 43mm
Fork Width Outside to Outside: 53mm
Hub Spacing: 25mm or about 1" caster hub