CXD MR 17287 LLB - XD-15 Ceramic-Hybrid, ABEC-5, radial bearing (CN clearance) - 17 x 28 x 7mm -. Enduro Item Code: BB CXD MR 17287 LLB-bx. An Enduro Bearings exclusive, our XD-15 Ceramic-Hybrid bearings combine corrosion-proof, cryogenically treated nitrogen steel races with Silicon Nitride Grade 3 ceramic balls in a proprietary process that results in the ultimate high performance bearing setup.
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