Made with AISI 52100 bearing steel (also known as GCR-15 or 100CR6) It is heat hardened to Rc 59-64 prior to final grinding and polishing, giving it excellent wear resistance and long life.
1/2X1 1/8X5/16 Flanged Bearing FR8ZZ
Availability: 72 in stock
1 1/8 inches
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