Replacement Infinity Roller Skate Truck (4pcs) mount and are more precisely round

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

3PF allows for 3PF Inline Midpoint

this is one to consider

and minimizes wheel bite

Replacement Infinity Roller Skate Truck (4pcs) mount and are more precisely roundThe 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