... of use: 1) These bearing are widely used in automobile, electrical. (Home appliances, electric tools, fitness equipment, motors, medical devices, motorbikes ... / Closure: Plain (Open), Z, ZZ, RS, 2RS, 2ZR, 2Z. 5) Vibration and Noisy level: Z1, Z2, Z3, ZV1, ZV2.ZV3.Z1V1 ... to establish friendly relations of cooperation Self-aligning ball bearing for electrical motor in competitive prices