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Ships within 48 hours · Estimated delivery Nov 4 - Nov 9
Dimensions: 1/4" x 1/2" x 3/16" inch
the 21317EXW33 outer diameter is 180mm and the 21317EXW33 width is 41mm
each bearing has rubber seals to protect the bearings from dust or any possible contamination
inner Diameter (ID): 14mm
bearing is Eccentic Locking Collar
8 Skateboard Ceramic Black Bearing Sealed ZrO2 Outer Diameter - 4.921 inch (4.921") Dimensions: 1/4" x 1/2" xSet of 8 Skateboard Black Ball Bearings with Ceramic Balls Skateboard ceramic black bearings set. The set has 8 Bearings 608 Steel ball bearings with high speed solid Ceramic Balls (not painted or filled with Ceramic Material), bearings have high speed ball retainer, inside them there are Zirconia fibers 7 Ceramic balls, with one non contact white rubber seal, inner and outer races are made from high strength Steel, 7 balls are made from high strength