Du-Bro 298 3" Spinner - Red Roadname_Detroit & Mackinac it also makes variable mounts

it also makes variable mounts to adapt to different size of batteries

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Du-Bro 298 3" Spinner - Red Roadname_Detroit & Mackinac it also makes variable mountsDu Bro 298 3" Spinner Red Simple, easy and safe to install. The spinners are available in 7 sizes. Each spinner comes complete with 5 shaft adapters (5mm, 6mm, 1 4", 7mm, 5 16"). You don't have to drill out these back plates! Features a unique nylon insert lock design for attaching the back plate and spinner giving a solid and secure hold. Designed with safety in mind.