Quality single row thrust ball bearing 51416 1.high quality,best service 2.ISO9001:2000standard 3.best ... type: window and door pulleys, shower pulleys, etc. Quality single row thrust ball bearing 51416 other model and brand: ... single row thrust ball bearing 51416Model51416Size (d*D*B)80*170*68mmWeight7.12KGFeatureSmooth,Good quality, long life, resistance to wear, dependable performance, high ...