<ul><li>Ceramic Hybrid Upgrade Bearings for Blade 350 QX Quad-rotor</li><li>Ceramic Hybrid Upgrade Bearings for Blade 350 QX Quad-rotor</li><li>Kit Components: QTY.8:SR2-5C-YZZ AF2 (.125x.312x.140)</li><li>Bearing Material: Stainless Steel 440C, Ball Material: Ceramic SI3N4, ABEC#1/ISOP0</li></ul><br><br>RC Helicopter Ceramic Lightning, metal shielded bearing kits have ceramic balls, with stainless steel races, shields and retainers. Ceramic hybrids are lighter, capable of achieving higher RPMs and sustaining higher operating temperatures than traditional bearings. Bearings that are packed in grease will require a short break in period to loosen up. Grease can be removed before shipping upon request.

Blade 350 QX Quadricopter Ceramic Hybrid Upgrade Bearings #H09-028C-YZ