Professional-grade 6911-2Z deep groove ball bearing featuring double metal shields for high-speed dust protection. Engineered with 55mm bore, 80mm OD, and 13mm width for reliable industrial performance. Delivers exceptional dynamic load capacity of 21.8kN and static load capacity of 18.8kN with smooth operation up to 8000 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.