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Uxcell 4 Packs U608ZZ Nylon Pulley U-Groove Ball Bearing 8x40x10mm U Groove Roller Wheel (GCr15) Chrome Steel Bearings
Single-row pre-lubricated normal accuracy. With small friction and high-limit speed Ball Bearings are cost-effective and require little maintenance. Can be used to build the track system or replace the wheel widely used in door and window to track...
$17.99 $16.19 Free Delivery