B - 80

*Stock bores of No. 80 sprockets with 17 teeth or more are nominal and must be re-bored even though the bore desired is the same as listed stock bore.

Listed maximum bore is with set screw at angle to keyway.

Filtering:
Catalog Number
Pitch Diameter
Filter Clear
Maximum Bore
Filter Clear
Stock Bore
Filter Clear
Hub Diameter
Filter Clear
Length Through Bore
Filter Clear
Sprocket Weight
Group
Type B Sprockets
80B8(H) 2.613 1.125" 1.000" 1.96"R 1.500" 1.40lbs
80B9(H) 2.924 1.312" 1.000" 2.28"R 1.500" 1.40lbs
80B10(H) 3.236 1.562" 1.000" 2.59"R 1.500" 2.00lbs
80B11(H) 3.549 1.812" 1.000" 2.90"R 1.500" 2.60lbs
80B12(H) 3.864 1.812" 1.000" 2.78" 1.500" 3.00lbs
80B13(H) 4.179 2.125" 1.000" 3.10" 1.500" 3.60lbs
80B14(H) 4.494 2.250" 1.000" 3.43" 1.500" 4.40lbs
80B15(H) 4.81 2.500" 1.000" 3.78" 1.500" 5.20lbs
80B16(H) 5.126 2.750" 1.000" 4.09" 1.500" 6.20lbs
80B17(H) 5.442 2.750" 1.000" 4.00" 1.620" 7.20lbs
80B18(H) 5.759 2.750" 1.000" 4.00" 1.620" 7.70lbs
80B19(H) 6.076 2.750" 1.000" 4.00" 1.620" 8.20lbs
80B20(H) 6.392 2.750" 1.000" 4.00" 1.620" 8.60lbs
80B21(H) 6.71 2.750" 1.000" 4.00" 1.620" 9.20lbs
80B22(H) 7.027 2.750" 1.000" 4.00" 1.620" 9.70lbs
80B23(H) 7.344 2.750" 1.000" 4.00" 1.620" 10.00lbs
80B24(H) 7.661 2.750" 1.000" 4.00" 1.620" 11.00lbs
80B25(H) 7.979 2.750" 1.000" 4.00" 1.620" 12.00lbs
80B26(H) 8.296 2.750" 1.250" 4.25" 1.870" 13.00lbs
80B27(H) 8.614 2.750" 1.250" 4.25" 1.870" 14.00lbs
80B28(H) 8.931 2.750" 1.250" 4.25" 1.870" 15.00lbs
80B30(H) 9.567 2.750" 1.250" 4.25" 1.870" 16.00lbs
80B32 10.202 2.750" 1.250" 4.25" 1.870" 18.00lbs
80B34 10.838 2.750" 1.250" 4.25" 1.870" 20.00lbs
80B35 11.156 2.750" 1.250" 4.25" 1.870" 21.00lbs
80B36 11.474 2.750" 1.250" 4.25" 1.870" 22.00lbs
80B38 12.11 2.750" 1.250" 4.25" 1.870" 24.00lbs
80B40 12.745 3.000" 1.250" 4.50" 1.870" 26.00lbs
80B42 13.381 3.000" 1.250" 4.50" 1.870" 28.00lbs
80B45 14.336 3.000" 1.250" 4.50" 1.870" 31.00lbs
80B48 15.29 3.000" 1.250" 4.50" 1.870" 35.00lbs
80B50 15.926 3.000" 1.250" 4.50" 1.870" 38.00lbs
80B52 16.562 3.000" 1.250" 4.50" 1.870" 41.00lbs
80B54 17.198 3.000" 1.250" 4.50" 1.870" 43.00lbs
80B60 19.107 3.250" 1.437" 5.00" 2.000" 54.00lbs
80B70 22.289 3.250" 1.437" 5.00" 2.000" 70.00lbs
80B72 22.926 3.250" 1.437" 5.00" 2.000" 76.00lbs
80B80 25.471 3.750" 1.437" 5.50" 2.180" 94.00lbs
80B84 26.744 3.750" 1.437" 5.50" 2.180" 100.00lbs