This is the 3/8-24 Standard Adapter Kit from Tru-Turn.|
Tapped 10-32 for cone screw.
Used to mount Tru-Turn aluminum spinners onto the following engines:
OS Max 1.08 Maloney 1.00 & 1.25 Brison - All
Enya 2.40 Technopower - All
One Prop Nut
9/16" End Wrench To Tighten
Tru Turn Aluminum Spinner
Crankshaft Thread Size: 3/8" - 24 (approx, same as 10-24)
Spinner Mounting Bolt Thread Size: 10-32
No Bushing Is Required.