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Bored & Keyed Sprockets
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1/2inch Pitch Bored & Keyed Sprockets

Transmissions Chain Sprockets Bored & Keyed Sprockets

We are a leading supplier of 1/2inch pitch bored and keyed sprockets, essential components in power transmission systems across a wide range of industrial applications. Our comprehensive range of 08B1 chain sprockets features pre-machined bores with keyways and dual grubscrews for secure shaft mounting, eliminating the need for additional machining. With over 165 products in stock, we offer an extensive selection of tooth counts ranging from 11 to 27 teeth and bore sizes from 12mm to 38mm, ensuring you can find the perfect sprocket to match your specific drive requirements. These precision-engineered sprockets are ideal for use in conveyor systems, packaging machinery, agricultural equipment, and general industrial power transmission applications. Whether you need a replacement sprocket or are designing a new chain drive system, our technical team is available to help you select the correct specification for your application.
08B1 12T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR12 25BK&2GS)
08B1 12T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR12 25BK&2GS)
Bore
25mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR12 22BK&2GS)
08B1 12T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR12 22BK&2GS)
Bore
22mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR12 20BK&2GS)
08B1 12T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR12 20BK&2GS)
Bore
20mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR12 19BK&2GS)
08B1 12T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR12 19BK&2GS)
Bore
19mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 18mm Bore & Keyway with 2 Grubscrews (4SR12 18BK&2GS)
08B1 12T Sprocket Comes With 18mm Bore & Keyway with 2 Grubscrews (4SR12 18BK&2GS)
Bore
18mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 16mm Bore & Keyway with 2 Grubscrews (4SR12 16BK&2GS)
08B1 12T Sprocket Comes With 16mm Bore & Keyway with 2 Grubscrews (4SR12 16BK&2GS)
Bore
16mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 15mm Bore & Keyway with 2 Grubscrews (4SR12 15BK&2GS)
08B1 12T Sprocket Comes With 15mm Bore & Keyway with 2 Grubscrews (4SR12 15BK&2GS)
Bore
15mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 12T Sprocket Comes With 12mm Bore & Keyway with 2 Grubscrews (4SR12 12BK&2GS)
08B1 12T Sprocket Comes With 12mm Bore & Keyway with 2 Grubscrews (4SR12 12BK&2GS)
Bore
12mm
Number of Teeth
12
Pitch
1/2inch
£30.05 exc VAT
08B1 13T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR13 22BK&2GS)
08B1 13T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR13 22BK&2GS)
Bore
22mm
Number of Teeth
13
Pitch
1/2inch
£30.05 exc VAT
08B1 16T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR16 22BK&2GS)
08B1 16T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR16 22BK&2GS)
Bore
22mm
Number of Teeth
16
Pitch
1/2inch
£30.05 exc VAT
08B1 15T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR15 22BK&2GS)
08B1 15T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR15 22BK&2GS)
Bore
22mm
Number of Teeth
15
Pitch
1/2inch
£30.05 exc VAT
08B1 17T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR17 22BK&2GS)
08B1 17T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR17 22BK&2GS)
Bore
22mm
Number of Teeth
17
Pitch
1/2inch
£30.05 exc VAT
08B1 14T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR14 22BK&2GS)
08B1 14T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR14 22BK&2GS)
Bore
22mm
Number of Teeth
14
Pitch
1/2inch
£30.05 exc VAT
08B1 27T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR27 22BK&2GS)
08B1 27T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR27 22BK&2GS)
Bore
22mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR27 25BK&2GS)
08B1 27T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR27 25BK&2GS)
Bore
25mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR27 28BK&2GS)
08B1 27T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR27 28BK&2GS)
Bore
28mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR27 30BK&2GS)
08B1 27T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR27 30BK&2GS)
Bore
30mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR27 32BK&2GS)
08B1 27T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR27 32BK&2GS)
Bore
32mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR27 35BK&2GS)
08B1 27T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR27 35BK&2GS)
Bore
35mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 27T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR27 38BK&2GS)
08B1 27T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR27 38BK&2GS)
Bore
38mm
Number of Teeth
27
Pitch
1/2inch
£27.60 exc VAT
08B1 25T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR25 38BK&2GS)
08B1 25T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR25 38BK&2GS)
Bore
38mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR25 35BK&2GS)
08B1 25T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR25 35BK&2GS)
Bore
35mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR25 32BK&2GS)
08B1 25T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR25 32BK&2GS)
Bore
32mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR25 28BK&2GS)
08B1 25T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR25 28BK&2GS)
Bore
28mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR25 20BK&2GS)
08B1 25T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR25 20BK&2GS)
Bore
20mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR25 22BK&2GS)
08B1 25T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR25 22BK&2GS)
Bore
22mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR25 25BK&2GS)
08B1 25T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR25 25BK&2GS)
Bore
25mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR25 24BK&2GS)
08B1 25T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR25 24BK&2GS)
Bore
24mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 25T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR25 30BK&2GS)
08B1 25T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR25 30BK&2GS)
Bore
30mm
Number of Teeth
25
Pitch
1/2inch
£27.04 exc VAT
08B1 24T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR24 19BK&2GS)
08B1 24T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR24 19BK&2GS)
Bore
19mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR24 38BK&2GS)
08B1 24T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR24 38BK&2GS)
Bore
38mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR24 35BK&2GS)
08B1 24T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR24 35BK&2GS)
Bore
35mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR24 32BK&2GS)
08B1 24T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR24 32BK&2GS)
Bore
32mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR24 28BK&2GS)
08B1 24T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR24 28BK&2GS)
Bore
28mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR24 20BK&2GS)
08B1 24T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR24 20BK&2GS)
Bore
20mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR24 22BK&2GS)
08B1 24T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR24 22BK&2GS)
Bore
22mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR24 25BK&2GS)
08B1 24T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR24 25BK&2GS)
Bore
25mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR24 24BK&2GS)
08B1 24T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR24 24BK&2GS)
Bore
24mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 24T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR24 30BK&2GS)
08B1 24T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (4SR24 30BK&2GS)
Bore
30mm
Number of Teeth
24
Pitch
1/2inch
£26.23 exc VAT
08B1 22T Sprocket Comes With 18mm Bore & Keyway with 2 Grubscrews (4SR22 18BK&2GS)
08B1 22T Sprocket Comes With 18mm Bore & Keyway with 2 Grubscrews (4SR22 18BK&2GS)
Bore
18mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR22 19BK&2GS)
08B1 22T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR22 19BK&2GS)
Bore
19mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR22 24BK&2GS)
08B1 22T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR22 24BK&2GS)
Bore
24mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 23T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR23 32BK&2GS)
08B1 23T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR23 32BK&2GS)
Bore
32mm
Number of Teeth
23
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR22 28BK&2GS)
08B1 22T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (4SR22 28BK&2GS)
Bore
28mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR22 22BK&2GS)
08B1 22T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR22 22BK&2GS)
Bore
22mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR22 32BK&2GS)
08B1 22T Sprocket Comes With 32mm Bore & Keyway with 2 Grubscrews (4SR22 32BK&2GS)
Bore
32mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR22 25BK&2GS)
08B1 22T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR22 25BK&2GS)
Bore
25mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR22 35BK&2GS)
08B1 22T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR22 35BK&2GS)
Bore
35mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR22 20BK&2GS)
08B1 22T Sprocket Comes With 20mm Bore & Keyway with 2 Grubscrews (4SR22 20BK&2GS)
Bore
20mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
08B1 22T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR22 38BK&2GS)
08B1 22T Sprocket Comes With 38mm Bore & Keyway with 2 Grubscrews (4SR22 38BK&2GS)
Bore
38mm
Number of Teeth
22
Pitch
1/2inch
£25.77 exc VAT
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