The SSA Hubless Spur Gears are made from carbon steel and are NOT hardened. These Spur Gears are lighter weight due to their lack of a hub and are suitable for compact designs. These Hubless Spur Gears are easily customizable and J Series configurations of these Spur Gears are also available.\nHubless gears for lighter and more compact applications.
Please note that all J-Series, E-Series, F-Series, H-Series, HJ-Series & S-Series products are made-to-order, noncancellable, and non-returnable.