Check the listing for details. DuBro 3 Blade Spinner (Black) (2-1/2") [DUB546]. Color: Black, Condition: New. Listed at 13.75 USD. This is a DuBro 3 Blade 2-1/2" Spinner. These are made to be simple, easy and safe to install. Featuring a unique insert lock design for attaching the back plate and spinner - giving a solid and secure hold. Each spinner comes complete with five shaft adapters (5mm, 6mm, 1/4", 7mm, 5/16") so you don't have to drill out the back plate. Package includes one spinner and five shaft adapters. Features: Includes 5 shaft adapters (5mm, 6mm, 1/4", 7mm, 5/16") Simple, easy, and safe to install Designed with safety in mind 100% virgin nylon Insert lock design for attaching the back plate and spinner Specifications: Color: Black Outer Diameter: 2.50 inch (63.5mm) Weight: 44g Material: Plastic Spinner Type: 3 Blade About Us | View Store