Replacement Infinity Roller Skate Truck (4pcs) mount this is one to consider

this is one to consider

and are more precisely round in comparison with the best steel ball bearings

Pitch: 12mm

German-Made Racing Oil: Inside each Bont Pro Racing Bearing

"description": "Getting bearings in and out of aluminum hub wheels is not easy

Replacement Infinity Roller Skate Truck (4pcs) mount this is one to considerThe replacement roller skate 20 and 32 trucks for the Infinity plate. Axles are 7mm. Trucks with all parts assembled but need to be adjusted when mounting. Part # Quantity & Description A 4 x Steel kingpin B 4 x Kingpin tighten nut C 4 x Action nut D 8 x End protector E 4 x Action nut locking screw F 4 x Top cushion cone shape 88A black G 4 x Bottom cushion cylinder shape 88A black H 4 x Top washer cup I 4 x Bottom washer cup J 4 x Forged truck K 8 x