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This Martin 40BS1511/4 is a bored-to-size single pitch roller chain sprocket. It features a one and one-quarter inch bore diameter and is designed for use with #40 chain. This sprocket includes a keyway and is ready for installation with setscrews included.
This sprocket is ideal for applications requiring a reliable connection in power transmission systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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