The 50:1 Ratio, 0. 625" Input Diameter, 1.5" Output Diameter, Right Angle Aluminum Single-Reduction Worm Reducer Regal Beloit Grove Gear&Reg; EL8210545.24 UPC: 662959010884 | UNSPSC: 26111537 | GTIN: Gear Reducers & Gearmotors > Gear Drives > Right Angle Gear Drives > Non-Helical Worm Right Angle Drives Grove Gear® ELECTRA GEAR® Worm Gear Reducer, Right Angle Single Reduction, Series: EL Series, 50:1 Gear Ratio, 0.769 hp Input, 0.539 hp Output, C-Face Quill Input, Hollow Bore Output, 5/8 in Dia Input, 1-1/2 in Dia Output, 35 rpm Output Maximum Speed, 1750 rpm Input Maximum Speed, 970 in-lb Output, 2.06 in Centre Distance, 3/16 x 3/32 in Input, 3/8 x 3 in Output Keyway, PAG Synthetic Oil Lubrication, Shaft Mount, Aluminum