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Plain Bore Sprocket
Unit of Measure
1 2 3 

Item #

Type

Number of Teeth

Outside Diameter

Plain Bore

Weight

SPROCKET 25A48 N/A A N/A 48 N/A 3.964 in N/A 1/2 in N/A 0.35 lb
SPROCKET 25A54 N/A A N/A 54 N/A 4.442 in N/A 1/2 in N/A 0.45 lb
SPROCKET 25A60 N/A A N/A 60 N/A 4.920 in N/A 1/2 in N/A 0.55 lb
SPROCKET 25A72 N/A A N/A 72 N/A 5.876 in N/A 1/2 in N/A 0.80 lb
SPROCKET 25B9 N/A B N/A 9 N/A 0.837 in N/A 1/4 in N/A 0.03 lb
SPROCKET 25B10H N/A B N/A 10 N/A 0.919 in N/A 1/4 in N/A 0.03 lb
SPROCKET 25B11H N/A B N/A 11 N/A 1.002 in N/A 1/4 in N/A 0.04 lb
SPROCKET 25B12H 3/8" PILOT BORE N/A B N/A 12 N/A 1.083 in N/A 1/4 in N/A 0.06 lb
SPROCKET 25B13H N/A B N/A 13 N/A 1.167 in N/A 1/4 in N/A 0.07 lb
SPROCKET 25B14H N/A B N/A 14 N/A 1.245 in N/A 1/4 in N/A 0.08 lb
SPROCKET 25B15H N/A B N/A 15 N/A 1.326 in N/A 1/4 in N/A 0.10 lb
SPROCKET 25B16H N/A B N/A 16 N/A 1.407 in N/A 1/4 in N/A 0.12 lb
SPROCKET 25B17H N/A B N/A 17 N/A 1.487 in N/A 1/4 in N/A 0.14 lb
SPROCKET 25B18H N/A B N/A 18 N/A 1.568 in N/A 1/4 in N/A 0.16 lb
SPROCKET 25B19H N/A B N/A 19 N/A 1.648 in N/A 1/4 in N/A 0.19 lb
SPROCKET 25B20H N/A B N/A 20 N/A 1.728 in N/A 1/4 in N/A 0.25 lb
SPROCKET 25B21H N/A B N/A 21 N/A 1.809 in N/A 1/4 in N/A 0.28 lb
SPROCKET 25B22H N/A B N/A 22 N/A 1.889 in N/A 1/4 in N/A 0.31 lb
SPROCKET 25B23H N/A B N/A 23 N/A 1.969 in N/A 1/4 in N/A 0.32 lb
SPROCKET 25B24H N/A B N/A 24 N/A 2.049 in N/A 3/8 in N/A 0.33 lb
SPROCKET 25B25H N/A B N/A 25 N/A 2.129 in N/A 3/8 in N/A 0.34 lb
SPROCKET 25B26H N/A B N/A 26 N/A 2.209 in N/A 3/8 in N/A 0.35 lb
SPROCKET 25B28H N/A B N/A 28 N/A 2.369 in N/A 3/8 in N/A 0.36 lb
SPROCKET 25B30H N/A B N/A 30 N/A 2.529 in N/A 3/8 in N/A 0.38 lb
SPROCKET 25B32H N/A B N/A 32 N/A 2.688 in N/A 3/8 in N/A 0.40 lb
Unit of Measure
1 2 3