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brand
- Martin 3,203
- US Tsubaki Inc. 2,730
- Regal Rexnord 1,058
- Boston Gear 904
- Browning 154
InchMetric
No of Strands Across
Hardened Teeth
Martin
80BS57 1 1/2
-
mac
80BS57 1 1/2 | Finished Bore Sprocket
Item #100965706
- 80 Chain Number
- 1 Strand
- 57 Teeth
- 18.725 in Outside Diameter
- 1.5 in Finished Bore
Martin
50BS41 1 7/16
-
mac
50BS41 1 7/16 | Finished Bore Sprocket
Item #100808323
- 50 Chain Number
- 1 Strand
- 41 Teeth
- 8.516 in Outside Diameter
- 1.4375 in Finished Bore
Martin
80BS23 1
-
mac
80BS23 1 | No. 80 - 1" Pitch - Single - Bored to Size Sprocket
Item #100809802
- 80 Chain Number
- 1 Strand
- 23 Teeth
- 7.876 in Outside Diameter
- 1 in Finished Bore
Martin
80BS41 1 3/8
-
mac
80BS41 1 3/8 | Finished Bore Sprocket
Item #100810004
- 80 Chain Number
- 1 Strand
- 41 Teeth
- 13.625 in Outside Diameter
- 1.375 in Finished Bore
Martin
50BS33 1 15/16
-
mac
50BS33 1 15/16 | Finished Bore Sprocket
Item #100808231
- 50 Chain Number
- 1 Strand
- 33 Teeth
- 6.92 in Outside Diameter
- 1.9375 in Finished Bore
Martin
60BS57 2 7/16
-
mac
60BS57 2 7/16 | Finished Bore Sprocket
Item #100809344
- 60 Chain Number
- 1 Strand
- 57 Teeth
- 14.044 in Outside Diameter
- 2.4375 in Finished Bore
Martin
40BS55 7/8
-
mac
40BS55 7/8 | Finished Bore Sprocket
Item #100807440
- 40 Chain Number
- 1 Strand
- 55 Teeth
- 9.044 in Outside Diameter
- 0.875 in Finished Bore
Martin
50BS21 3/4
-
mac
50BS21 3/4 | No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100808090
- 50 Chain Number
- 1 Strand
- 21 Teeth
- 4.522 in Outside Diameter
- 0.75 in Finished Bore
Martin
50BS44 1
-
mac
50BS44 1 | Finished Bore Sprocket
Item #100808348
- 50 Chain Number
- 1 Strand
- 44 Teeth
- 9.114 in Outside Diameter
- 1 in Finished Bore
Martin
80BS54 2 3/16
-
mac
80BS54 2 3/16 | Finished Bore Sprocket
Item #100965684
- 80 Chain Number
- 1 Strand
- 54 Teeth
- 17.769 in Outside Diameter
- 2.1875 in Finished Bore
Martin
50BS34 1 1/4
-
mac
50BS34 1 1/4 | No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100808240
- 50 Chain Number
- 1 Strand
- 34 Teeth
- 7.12 in Outside Diameter
- 1.25 in Finished Bore
Martin
80BS58 1 3/8
-
mac
80BS58 1 3/8 | Finished Bore Sprocket
Item #100965719
- 80 Chain Number
- 1 Strand
- 58 Teeth
- 19.044 in Outside Diameter
- 1.375 in Finished Bore
Martin
41BS45 1
-
mac
41BS45 1 | Finished Bore Sprocket
Item #100807697
- 41 Chain Number
- 1 Strand
- 45 Teeth
- 7.45 in Outside Diameter
- 1 in Finished Bore
Martin
40BS56 1 1/8
-
mac
40BS56 1 1/8 | No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807444
- 40 Chain Number
- 1 Strand
- 56 Teeth
- 9.203 in Outside Diameter
- 1.125 in Finished Bore
Martin
50BS12HT 7/8
-
mac
50BS12HT 7/8 | No. 50 - 5/8" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket
Item #100807927
- 50 Chain Number
- 1 Strand
- 12 Teeth
- 2.708 in Outside Diameter
- 7/8 in Finished Bore
Martin
80BS21 2
-
mac
80BS21 2 | No. 80 - 1" Pitch - Single - Bored to Size Sprocket
Item #100809787
- 80 Chain Number
- 1 Strand
- 21 Teeth
- 7.235 in Outside Diameter
- 2 in Finished Bore
Martin
60BS34 1 1/8
-
mac
60BS34 1 1/8 | No. 60 - 3/4" Pitch - Single - Bored to Size Sprocket
Item #100809052
- 60 Chain Number
- 1 Strand
- 34 Teeth
- 8.544 in Outside Diameter
- 1.125 in Finished Bore
Martin
80BS17HT 1 3/8
-
mac
80BS17HT 1 3/8 | Finished Bore Sprocket
Item #100809708
- 80 Chain Number
- 1 Strand
- 17 Teeth
- 5.95 in Outside Diameter
- 1.375 in Finished Bore
Martin
80BS31 2
-
mac
80BS31 2 | Finished Bore Sprocket
Item #100809900
- 80 Chain Number
- 1 Strand
- 31 Teeth
- 10.434 in Outside Diameter
- 2 in Finished Bore
Martin
60BS39 1 3/16
-
mac
60BS39 1 3/16 | Finished Bore Sprocket
Item #100809114
- 60 Chain Number
- 1 Strand
- 39 Teeth
- 9.74 in Outside Diameter
- 1.1875 in Finished Bore
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