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 our 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. 1/pkg.

Weights:

• 1-1/2″ (38.1 mm) – 12 grams
• 1-3/4″ (44.5 mm) – 19 grams
• 2″ (50.8 mm) – 26 grams
• 2-1/4″ (57.15 mm) – 34 grams
• 2-1/2″ (63.5 mm) – 49 grams
• 2-3/4″ (69.85 mm) – 57 grams
• 3″ (76.2 mm) – 69 grams