V-Twin Mfg. 11.5 Disc Brake Rotor For Harley Features: Rotors are surface induction hardened with 12-14 chrome content for superior wear characteristics Precision ground for trueness Machine-punched for accurate mounting holes Drilled full-sweep pattern provides superior heat dissipation and consistent wet or dry performance Counter-bored mounting holes use stock hardware Replaces OEM 44136-84 A Note: 240-802 or 240-800 button head screw sets available separately if needed (two sets required for dual disc applications).