Sprockets & Roller Chain

21 Tooth 1-3/8" Bore 50 Pitch Roller Chain Sprocket 50BS21H-1-3/8

Item Number: 600501

Legacy Item Number: 1-2124-21-I

18 In Stock

21 Tooth 1-7/16" Bore 40 Pitch Roller Chain Sprocket 40BS21H-1-7/16

Item Number: 600380

Legacy Item Number: 1-2123-21-J

28 In Stock

21 Tooth 1-7/16" Bore 50 Pitch Roller Chain Sprocket 50BS21H-1-7/16

Item Number: 600502

Legacy Item Number: 1-2124-21-J

9 In Stock

21 Tooth 1-7/16" Bore 60 Pitch Roller Chain Sprocket 60BS21H-1-7/16

Item Number: 600750

Legacy Item Number: 1-2125-21-J

3 In Stock

21 Tooth 1/2" Bore 25 Pitch Roller Chain Sprocket 25BS21-1/2

Item Number: 601600

Legacy Item Number: 1-2742-21-D

5 In Stock

21 Tooth 1/4" Bore 25 Pitch Roller Chain Sprocket 25BS21-1/4

Item Number: 601598

Legacy Item Number: 1-2742-21-A

15 In Stock

21 Tooth 3/4" Bore 25 Pitch Roller Chain Sprocket 25BS21-3/4

Item Number: 601602

Legacy Item Number: 1-2742-21-F

27 In Stock

21 Tooth 3/4" Bore 35 Pitch Roller Chain Sprocket 35BS21H-3/4

Item Number: 601098

Legacy Item Number: 1-2413-21-C

39 In Stock

21 Tooth 3/4" Bore 40 Pitch Roller Chain Sprocket 40BS21H-3/4

Item Number: 600381

Legacy Item Number: 1-2123-21-C

3 In Stock

21 Tooth 3/4" Bore 50 Pitch Roller Chain Sprocket 50BS21H-3/4

Item Number: 600503

Legacy Item Number: 1-2124-21-C

3 In Stock

21 Tooth 3/8" Bore 25 Pitch Roller Chain Sprocket 25BS21-3/8

Item Number: 601599

Legacy Item Number: 1-2742-21-C

7 In Stock

21 Tooth 40 Pitch QD Bushed Bore Roller Chain Sprocket 40SH21H

Item Number: 604104

Legacy Item Number: 1-6084

14 In Stock

21 Tooth 40 Pitch Series X Weld-On Roller Chain Sprocket 40X21B

Item Number: 600201

Legacy Item Number: 1-1979-21

9 In Stock

21 Tooth 5/8" Bore 25 Pitch Roller Chain Sprocket 25BS21-5/8

Item Number: 601601

Legacy Item Number: 1-2742-21-E

1 In Stock

21 Tooth 5/8" Bore 35 Pitch Roller Chain Sprocket 35BS21H-5/8

Item Number: 601097

Legacy Item Number: 1-2413-21-B

3 In Stock