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Roller Chain Sprockets
Finished & Machinable Bore Roller Chain Sprockets
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Finished & Machinable Bore Roller Chain Sprockets


Finished and machinable bore roller chain sprockets transmit mechanical power between two shafts. They are toothed gears with bores that are either machinable or finished. Machinable bores can be enlarged to fit onto bigger shafts while finished bores cannot.
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Martin 50BS21 1 7/16   

Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.4375 in Bore , 21 Teeth, Steel Material

MI ITEM 00170333

IN STOCK
In stock
Martin 50BS21 1 7/16
$79.31each
for your price $79.31each
Martin 50BS21 1 7/16

PEER Chain 80B14HF X 1-FB   

Finished Bore Sprocket - 80 / 1 in, Finished w/ Keyway, 1.0000 in Bore , 14 Teeth, Steel Material

MI ITEM 07568104

AVAILABLE
Factory Order
PEER Chain 80B14HF X 1-FB
$94.04each
for your price $94.04each
PEER Chain 80B14HF X 1-FB

PEER Chain 80B09HF X 1-FB   

Finished Bore Sprocket - 80 / 1 in, Finished w/ Keyway, 1.0000 in Bore , 9 Teeth, Steel Material

MI ITEM 07568099

AVAILABLE
Factory Order
PEER Chain 80B09HF X 1-FB
$45.66each
for your price $45.66each
PEER Chain 80B09HF X 1-FB

Martin 40BS15 5/8   

Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 0.6250 in Bore , 15 Teeth, Steel Material

MI ITEM 00167965

IN STOCK
In stock
Martin 40BS15 5/8
$31.69each
for your price $31.69each
Martin 40BS15 5/8

Martin 50BS18 1   

Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.0000 in Bore , 18 Teeth, Steel Material

MI ITEM 00170052

IN STOCK
In stock
Martin 50BS18 1
$54.57each
for your price $54.57each
Martin 50BS18 1

Martin 60BS14 1 1/2   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.5000 in Bore , 14 Teeth, Steel Material

MI ITEM 00171147

IN STOCK
In stock
Martin 60BS14 1 1/2
$54.57each
for your price $54.57each
Martin 60BS14 1 1/2

Martin 40BS17HT 1   

SABER Finished Bore Sprocket - Bored to Size, 1.0000 in Bore , 17 Teeth, Steel Material

MI ITEM 00188727

IN STOCK
In stock
Martin 40BS17HT 1
$55.30each
for your price $55.30each
Martin 40BS17HT 1

Martin 50BS12HT 1 1/8   

SABER Finished Bore Sprocket - Bored to Size, 1.1250 in Bore , 12 Teeth, Steel Material

MI ITEM 00188844

IN STOCK
In stock
Martin 50BS12HT 1 1/8
$55.10each
for your price $55.10each
Martin 50BS12HT 1 1/8

Martin 60BS16 1   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 16 Teeth, Steel Material

MI ITEM 00171276

IN STOCK
In stock
Martin 60BS16 1
$70.10each
for your price $70.10each
Martin 60BS16 1

Martin 40BS12 1   

Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 1.0000 in Bore , 12 Teeth, Steel Material

MI ITEM 00167862

IN STOCK
In stock
Martin 40BS12 1
$26.64each
for your price $26.64each
Martin 40BS12 1

Martin 40BS18 1   

Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 1.0000 in Bore , 18 Teeth, Steel Material

MI ITEM 00168180

IN STOCK
In stock
Martin 40BS18 1
$37.35each
for your price $37.35each
Martin 40BS18 1

Martin 50BS21HT 1 3/16   

SABER Finished Bore Sprocket - Bored to Size, 1.1875 in Bore , 21 Teeth, Steel Material

MI ITEM 00196837

AVAILABLE
Factory Order
Martin 50BS21HT 1 3/16
$109.11each
for your price $109.11each
Martin 50BS21HT 1 3/16

Martin 60BS15 1   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 15 Teeth, Steel Material

MI ITEM 00171179

IN STOCK
In stock
Martin 60BS15 1
$62.95each
for your price $62.95each
Martin 60BS15 1

Tsubaki (UST) 40B40F-3/4   

Finished Bore Sprocket - 40 / 1/2 in, Finished w/ Keyway, 0.7500 in Bore , 40 Teeth, Steel Material

MI ITEM 00182281

AVAILABLE
Factory Order
Tsubaki (UST) 40B40F-3/4
$112.15each
for your price $112.15each
Tsubaki (UST) 40B40F-3/4

Martin 60BS12 1   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 12 Teeth, Steel Material

MI ITEM 00170951

IN STOCK
In stock
Martin 60BS12 1
$41.54each
for your price $41.54each
Martin 60BS12 1

Martin 60BS14HT 1   

SABER Finished Bore Sprocket - Bored to Size, 1.0000 in Bore , 14 Teeth, Steel Material

MI ITEM 00189004

IN STOCK
In stock
Martin 60BS14HT 1
$83.40each
for your price $83.40each
Martin 60BS14HT 1

Martin 50BS14 1 1/4   

Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.2500 in Bore , 14 Teeth, Steel Material

MI ITEM 00169754

IN STOCK
In stock
Martin 50BS14 1 1/4
$39.67each
for your price $39.67each
Martin 50BS14 1 1/4

Tsubaki (UST) H35B22F 1/2   

Sprocket - 35 / 3/8 in, Finished Bore, 0.5000 in Bore , With Hardened Teeth

MI ITEM 02172799

AVAILABLE
Factory Order
Tsubaki (UST) H35B22F 1/2
$41.01each
for your price $41.01each
Tsubaki (UST) H35B22F 1/2

Martin 50BS16 1 1/2   

Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.5000 in Bore , 16 Teeth, Steel Material

MI ITEM 00169930

IN STOCK
In stock
Martin 50BS16 1 1/2
$43.86each
for your price $43.86each
Martin 50BS16 1 1/2

Tsubaki (UST) 50B30F-1-3/8   

Finished Bore Sprocket - 50 / 5/8 in, Finished w/ Keyway, 1.3750 in Bore , 30 Teeth, Steel Material

MI ITEM 00183096

IN STOCK
Supplier Network
Tsubaki (UST) 50B30F-1-3/8
$116.33each
for your price $116.33each
Tsubaki (UST) 50B30F-1-3/8

Martin 80BS30 1 15/16   

Bored to Size Sprocket - 80 / 1 in, Bored to Size, 1.9375 in Bore , 30 Teeth, Steel Material

MI ITEM 00185460

IN STOCK
In stock
Martin 80BS30 1 15/16
$231.24each
for your price $231.24each
Martin 80BS30 1 15/16

Martin 50BS72 1 3/8   

Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.3750 in Bore , 72 Teeth, Steel Material

MI ITEM 00183908

AVAILABLE
Factory Order
Martin 50BS72 1 3/8
$250.73each
for your price $250.73each
Martin 50BS72 1 3/8

Martin 60BS25 1 15/16   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.9375 in Bore , 25 Teeth, Steel Material

MI ITEM 00171825

IN STOCK
Supplier Network
Martin 60BS25 1 15/16
$132.61each
for your price $132.61each
Martin 60BS25 1 15/16

Martin 60BS23 1 1/4   

Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.2500 in Bore , 23 Teeth, Steel Material

MI ITEM 00171746

IN STOCK
In stock
Martin 60BS23 1 1/4
$116.66each
for your price $116.66each
Martin 60BS23 1 1/4
Martin 50BS21 1 7/16
50BS21 1 7/16
Martin
Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.4375 in Bore , 21 Teeth, Steel Material
MI ITEM 00170333
In stock
$79.31each
PEER Chain 80B14HF X 1-FB
80B14HF X 1-FB
PEER Chain
Finished Bore Sprocket - 80 / 1 in, Finished w/ Keyway, 1.0000 in Bore , 14 Teeth, Steel Material
MI ITEM 07568104
Available - Factory Order
$94.04each
PEER Chain 80B09HF X 1-FB
80B09HF X 1-FB
PEER Chain
Finished Bore Sprocket - 80 / 1 in, Finished w/ Keyway, 1.0000 in Bore , 9 Teeth, Steel Material
MI ITEM 07568099
Available - Factory Order
$45.66each
Martin 40BS15 5/8
40BS15 5/8
Martin
Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 0.6250 in Bore , 15 Teeth, Steel Material
MI ITEM 00167965
In stock
$31.69each
Martin 50BS18 1
50BS18 1
Martin
Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.0000 in Bore , 18 Teeth, Steel Material
MI ITEM 00170052
In stock
$54.57each
Martin 60BS14 1 1/2
60BS14 1 1/2
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.5000 in Bore , 14 Teeth, Steel Material
MI ITEM 00171147
In stock
$54.57each
Martin 40BS17HT 1
40BS17HT 1
Martin
SABER Finished Bore Sprocket - Bored to Size, 1.0000 in Bore , 17 Teeth, Steel Material
MI ITEM 00188727
In stock
$55.30each
Martin 50BS12HT 1 1/8
50BS12HT 1 1/8
Martin
SABER Finished Bore Sprocket - Bored to Size, 1.1250 in Bore , 12 Teeth, Steel Material
MI ITEM 00188844
In stock
$55.10each
Martin 60BS16 1
60BS16 1
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 16 Teeth, Steel Material
MI ITEM 00171276
In stock
$70.10each
Martin 40BS12 1
40BS12 1
Martin
Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 1.0000 in Bore , 12 Teeth, Steel Material
MI ITEM 00167862
In stock
$26.64each
Martin 40BS18 1
40BS18 1
Martin
Bored to Size Sprocket - 40 / 1/2 in, Bored to Size, 1.0000 in Bore , 18 Teeth, Steel Material
MI ITEM 00168180
In stock
$37.35each
Martin 50BS21HT 1 3/16
50BS21HT 1 3/16
Martin
SABER Finished Bore Sprocket - Bored to Size, 1.1875 in Bore , 21 Teeth, Steel Material
MI ITEM 00196837
Available - Factory Order
$109.11each
Martin 60BS15 1
60BS15 1
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 15 Teeth, Steel Material
MI ITEM 00171179
In stock
$62.95each
Tsubaki (UST) 40B40F-3/4
40B40F-3/4
Tsubaki (UST)
Finished Bore Sprocket - 40 / 1/2 in, Finished w/ Keyway, 0.7500 in Bore , 40 Teeth, Steel Material
MI ITEM 00182281
Available - Factory Order
$112.15each
Martin 60BS12 1
60BS12 1
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.0000 in Bore , 12 Teeth, Steel Material
MI ITEM 00170951
In stock
$41.54each
Martin 60BS14HT 1
60BS14HT 1
Martin
SABER Finished Bore Sprocket - Bored to Size, 1.0000 in Bore , 14 Teeth, Steel Material
MI ITEM 00189004
In stock
$83.40each
Martin 50BS14 1 1/4
50BS14 1 1/4
Martin
Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.2500 in Bore , 14 Teeth, Steel Material
MI ITEM 00169754
In stock
$39.67each
Tsubaki (UST) H35B22F 1/2
H35B22F 1/2
Tsubaki (UST)
Sprocket - 35 / 3/8 in, Finished Bore, 0.5000 in Bore , With Hardened Teeth
MI ITEM 02172799
Available - Factory Order
$41.01each
Martin 50BS16 1 1/2
50BS16 1 1/2
Martin
Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.5000 in Bore , 16 Teeth, Steel Material
MI ITEM 00169930
In stock
$43.86each
Tsubaki (UST) 50B30F-1-3/8
50B30F-1-3/8
Tsubaki (UST)
Finished Bore Sprocket - 50 / 5/8 in, Finished w/ Keyway, 1.3750 in Bore , 30 Teeth, Steel Material
MI ITEM 00183096
Supplier Network
$116.33each
Martin 80BS30 1 15/16
80BS30 1 15/16
Martin
Bored to Size Sprocket - 80 / 1 in, Bored to Size, 1.9375 in Bore , 30 Teeth, Steel Material
MI ITEM 00185460
In stock
$231.24each
Martin 50BS72 1 3/8
50BS72 1 3/8
Martin
Bored to Size Sprocket - 50 / 5/8 in, Bored to Size, 1.3750 in Bore , 72 Teeth, Steel Material
MI ITEM 00183908
Available - Factory Order
$250.73each
Martin 60BS25 1 15/16
60BS25 1 15/16
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.9375 in Bore , 25 Teeth, Steel Material
MI ITEM 00171825
Supplier Network
$132.61each
Martin 60BS23 1 1/4
60BS23 1 1/4
Martin
Bored to Size Sprocket - 60 / 3/4 in, Bored to Size, 1.2500 in Bore , 23 Teeth, Steel Material
MI ITEM 00171746
In stock
$116.66each
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