Professional-grade 6909-2Z deep groove ball bearing featuring double metal shields for high-speed dust protection. Engineered with 45mm bore, 75mm OD, and 12mm width for reliable industrial performance. Delivers exceptional dynamic load capacity of 16.8kN and static load capacity of 13.8kN with smooth operation up to 8500 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.