This is the Dubro 2-1/2" Diameter Black Spinner.

• Constructed of 100% Virgin Nylon for maximum strength.
• Pre-trimmed for two blade propeller.
• Uses a unique nylon insert lock design for attaching the backplate and spinner-giving a solid and secure hold.
• Four shaft adapters, 6mm, 1/4", 7mm, 5/16", eliminates need to drill out backplates.

• One Dubro 2-1/2" Diameter Black Spinner with backplate, four shaft adapters, and two 3.5mm x 18mm socket head cap screws.

• Aligning pins in nose cone to backplate and fastening into pre-
• installed locknuts with the two socket head cap screws.
• 7/64" ball driver

• Diameter: 2.50" (63mm) at base
• Length: 2.68" (68mm) from backplate to tip