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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
With a 4mm inner diameter and 16mm outer diameter
Inner Diameter Outer Diameter Width 3mm 8mm 4mm
Polyamide resin cage and Abec-7
making them perfect for high-impact riding and long-lasting spin
SFR188-2RS Ball Bearings
Premium ABEC-5 Bearing 4x10x4 Ceramic Stainless Steel Shielded Bearing Flanged All Sizes Available With a 4mm inner diameter4 x 10 x 4 Stainless Steel Premium ABEC 5 Ball Bearing with Si3N4 Ceramic Balls (Silicon Nitride) 4 x 10 x 4 Stainless Steel Premium ABEC 5 Ball Bearing with Si3N4 Ceramic Balls (Silicon Nitride), Made of stainless steel, each Comes with double metal shields (ZZ) to keep out dust and dirt, Ceramic Balls are the highest standard of balls that can make your bearings live at least 5 times more than any other bearings with Premium ABEC 5 quality. 4 x 10 x