Very rare in this size you get 3 bars featuring Chrome Vanadium Steel (Cr-V) construction.
Sizes
EX-F3450 3/8" DR. *18" *450mmL EXTENSION BAR, CR-V, DOUBLE FINISH & KNURLED
EX-F3600 3/8" DR. *24" *600mmL EXTENSION BAR, CR-V, DOUBLE FINISH & KNURLED
EX-F3900 3/8" DR. *36" *900mmL EXTENSION BAR, CR-V, DOUBLE FINISH & KNURLED