Manufactured Lean in the USA
Diameter
DiameterFaceWeight (lbs.)Hub
Length
Load
Capacity
Lbs.
Wheel ContourBase
Model #
Precision Ball Bearing Sizes
31 141.251 58400FlatW-312-EMB-
41 141.751 58400DonutW-412-EMB-
4232 316450DonutW-422-EMB-
51 1421 58450DonutW-512-EMB-
6242 316800DonutW-622-EMB-
8262 3161000DonutW-822-EMB-

Hamilton Pronto Shipping

Pronto

At Hamilton we understand that fast delivery is critical. That's why as you browse our website, you'll notice the proliferation of a red star (). This PRONTO® Symbol identifies one of thousands of PRONTO® models we stock for you in our warehouse (so you don't have to) and pledge to ship either SAME-DAY, if arrived before noon EST, or otherwise next day service - all for no extra charge.