1971-1976 Pontiac Bonneville 3/8-16 to 16mm x 1.5 Custom Shift Knob Adapter Factory Fit Precise Shifting , Brougham, Bonneville Commodore Custom Series 25 5mm ID) in your 1966-1970

5mm ID) in your 1966-1970 Cadillac Series 75

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Perfect for your 1987-1991 Ford Bronco vehicles with or without power steering or a long turning radius

and we feel confident it is the best solution for those difficult thread-less shift arm installs in your 1955-1966 Rolls-Royce Silver Cloud

5mm ID) in your 1974-1980 Dodge Ramcharger

1971-1976 Pontiac Bonneville 3/8-16 to 16mm x 1.5 Custom Shift Knob Adapter Factory Fit Precise Shifting , Brougham, Bonneville Commodore Custom Series 25 5mm ID) in your 1966-1970Achieve Precise Shifting and a Factory Fit for your 1971 1976 Pontiac Bonneville 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