SER-55mm-ZMKFF Bearing Insert Free Spinning 55mm U Groove Bearing (gothic arch) each skateboard bearing has 2

each skateboard bearing has 2 Metal Shields to protect the rolling elements from dust or any possible contamination

21319EXW33K Spherical Roller Bearing

SQL14RS-1 Bearing

Oil Lubrication: 60

SER-55mm-ZMKFF Bearing Insert Free Spinning 55mm U Groove Bearing (gothic arch) each skateboard bearing has 2This item will be shipped within One Week Returns Subject to 15% restocking Fee SER 55mm ZMKFF Bearing Insert Free Spinning Set Screw Locking 55mm Inner Diameter SER 55mm ZMKFF Bearing Insert Free Spinning, Bearing is Standard load capacity, bearing is Wide inner ring with Cylindrical outer ring and snap ring, Bearing is manuufactured with light grease fill to ensure free running and low drag, bearing is black oxide plated inner and outer rings,