Muteki Blue SR48 Lug Nuts 12x1.25 60 degrees taper seat // M121.25 or M121.50 thread pitch Cold Forged Chrome Vanadium Construction Lug Seat Diameter : 22mm (Largest portion of the lug seat) Included : 20pcs  48mm open end lug nut kit Included : 1 3/4 & 13/16 dual hex adapter