These are the 1/8 scale M12x1.25 Wheel Nuts in Black from Duratrax.

FEATURES: Fits Ofna, Hong Nor, Hot Bodies and Sportwerks
          Aluminum construction
          Knurled on inside flange to hold nut tight to wheel
          12mm inside diameter
          Keeps out dust, dirt and mud

INCLUDES: Four M12x1.25 Wheel Nuts in Black

SPECS:    Inner Diameter: 12mm
          Thread Pitch: 1.25

                                                                   jxs 01/18/12
                                                                         ir/jxs