1939-1941 Hupmobile Model R-15 3/8-16 to 16mm x 1.5 Custom Shift Knob Adapter Factory Fit Precise Shifting Wrangler 5mm ID) in your 1965-1989

5mm ID) in your 1965-1989 Porsche 911

Perfect for your 1938-1940 GMC AF230 with or without power steering or a long turning radius

make-alfa-romeo-model-159-year-2005

Perfect for your 1942 DeSoto S-10 vehicles with or without power steering or a long turning radius

1939-1941 Hupmobile Model R-15 3/8-16 to 16mm x 1.5 Custom Shift Knob Adapter Factory Fit Precise Shifting Wrangler 5mm ID) in your 1965-1989Achieve Precise Shifting and a Factory Fit for your 1939 1941 Hupmobile Model R 15 With All of Our CNC Machined Billet Shift Knob Adapters. These adapters come with common industry standard M16 x 1. 5 threads which fit most of our 1000s of shift knobs. Other adapters based on (M16 x 1. 5) are available in both SAE and Metric formats so you can fit any knob to any car. ADAPTER SIZE 3 8 16 to 16mm x 1. 5 FEATURES Billet Aluminum 16mm X 1. 5 (Common