Professional-grade 688-2Z deep groove ball bearing featuring double metal shields for high-speed dust protection. Engineered with 8mm bore, 16mm OD, and 5mm width for reliable industrial performance. Delivers exceptional dynamic load capacity of 2.08kN and static load capacity of 1.08kN with smooth operation up to 32000 RPM. Ideal for motors, machinery, automation equipment, and transmission systems. Available for retail purchase, wholesale orders, and OEM customization. Fast delivery, competitive pricing, and quality guaranteed.