6203DU Bearing 17x40x12mm Sealed Ball Bearing 90 mm outer S6904-2RS Sealed ABEC-5 Ball Bearing

S6904-2RS Sealed ABEC-5 Ball Bearing With Si3N4 Ceramic Balls

✅ Type: Sealed Full Ceramic Ball Bearing

✅ Pack Size: 80 Bearings (10 skateboard sets / 5 inline sets)

SMST10UUE NB Bearing

✅ Made from chrome steel for strength and durability

6203DU Bearing 17x40x12mm Sealed Ball Bearing 90 mm outer S6904-2RS Sealed ABEC-5 Ball Bearing6203DU Bearing Sealed Ball Bearing 17mm ID 40mm OD 12mm Width This single 6203DU Bearing is double sealed on both sides and pre greased, making it ready to use right out of the package. Its a great fit for electric motors, wheels, and other mechanical applications that need smooth, durable operation. Pack size: 1 bearing 6203DU Bearing Size: 17mm x 40mm x 12mm Material: Chrome steel (52100 alloy) Seals: Dual rubber seals for dirt protection