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The Martin 501613/8 is a finished bore roller chain coupling hub designed for reliable connection in machinery. This coupling hub has a bore size of one and three-eighths inches and fits chain number 50. It is manufactured from steel, ensuring durability and strength.
This coupling hub is engineered for high torque applications and fits common shaft sizes, making it ideal for various mechanical setups.
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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