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Hub diameters may vary to suit bore sizes.
Finished Bore Spkt
Finished Bore Sprockets-2
Unit of Measure
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Item #

Style

Chain Size

No. Teeth

Finished Bore Diameter

Max. Bore

Weight

Industry Equivalent

Quantity
50B17FJ N/A B N/A 50 N/A 17 N/A 0.625 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 5/8
50B17FL N/A B N/A 50 N/A 17 N/A 0.750 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 3/4
50B17FP N/A B N/A 50 N/A 17 N/A 0.875 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 7/8
50B17F-1 N/A B N/A 50 N/A 17 N/A 1.000 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1
50B17F-1B N/A B N/A 50 N/A 17 N/A 1.125 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 1/8
50B17F-1C N/A B N/A 50 N/A 17 N/A 1.188 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 3/16
50B17F-1D N/A B N/A 50 N/A 17 N/A 1.250 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 1/4
50B17F-1F N/A B N/A 50 N/A 17 N/A 1.375 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 3/8
50B17F-1G N/A B N/A 50 N/A 17 N/A 1.438 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 7/16
50B17F-1H N/A B N/A 50 N/A 17 N/A 1.500 in N/A 1.875 in N/A 1.600 lb N/A 50BS17 1 1/2
50B18FJ N/A B N/A 50 N/A 18 N/A 0.625 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 5/8
50B18FL N/A B N/A 50 N/A 18 N/A 0.750 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 3/4
50B18FP N/A B N/A 50 N/A 18 N/A 0.875 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 7/8
50B18F-1 N/A B N/A 50 N/A 18 N/A 1.000 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1
50B18F-1B N/A B N/A 50 N/A 18 N/A 1.125 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 1/8
50B18F-1C N/A B N/A 50 N/A 18 N/A 1.188 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 3/16
50B18F-1D N/A B N/A 50 N/A 18 N/A 1.250 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 1/4
50B18F-1F N/A B N/A 50 N/A 18 N/A 1.375 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 3/8
50B18F-1G N/A B N/A 50 N/A 18 N/A 1.438 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 7/16
50B18F-1H N/A B N/A 50 N/A 18 N/A 1.500 in N/A 1.875 in N/A 1.900 lb N/A 50BS18 1 1/2
50B19FJ N/A B N/A 50 N/A 19 N/A 0.625 in N/A 2.000 in N/A 2.000 lb N/A 50BS19 5/8
50B19FL N/A B N/A 50 N/A 19 N/A 0.750 in N/A 2.000 in N/A 2.000 lb N/A 50BS19 3/4
50B19FP N/A B N/A 50 N/A 19 N/A 0.875 in N/A 2.000 in N/A 2.000 lb N/A 50BS19 7/8
50B19F-1 N/A B N/A 50 N/A 19 N/A 1.000 in N/A 2.000 in N/A 2.000 lb N/A 50BS19 1
50B19F-1B N/A B N/A 50 N/A 19 N/A 1.125 in N/A 2.000 in N/A 2.000 lb N/A 50BS19 1 1/8
Unit of Measure
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