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Machined type needle roller bearing NA4920
Dimensions d D B r r1 25mm 42mm 9mm 0
Support high-speed
40mm x 72mm x 15mm
✨ 55x80x13mm - Chrome Steel - Pre-Lubricated
608-2RS Hybrid Ceramic Bearing Si3N4 8x22x7mm ABEC-5 Bicycle Angular Contact Bearing Machined type needle roller bearing608 2RS Ceramic Ball Bearing ABEC 5 Precision 8mm x 22mm x 7mm Si3N4 Ceramic Balls Double Sealed The 608 2RS is a high performance deep groove ball bearing equipped with silicon nitride (Si3N4) ceramic balls and rubber seals on both sides. Built to ABEC 5 precision, it's perfect for high speed, low friction applications like skateboards, 3D printers, electric motors, and inline systems where durability and smooth rotation matter. 1 sealed ceramic
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