This is a spinner nut set from OS Engines for the OS Max 60FP, 61FX & 65LA.
    It gives a more realistic look to vintage models, such as a Piper Cub.

FEATURES: Polished aluminum construction
          Included tool for installation
          Prethreaded for 5/16" crankshafts

INCLUDES: One spinner nut
          One steel rod, to tightened down the nut during assembly

REQUIRES: Itstallation onto crankshaft

SPECS:    Length: 26.8mm
          Diameter: 18.7mm (.74"), tapering to  16.8mm (.66")
          Internal threads: 5/16"

COMMENTS: This will also fit any OS engine with 5/16" crankshafts.
          A 21mm open-end wrench can be used installation.

                                                                     NNA 1/6/02