Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)

• Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)
• Facilitates custom wheel attachment
• Equipped with M3 threaded holes
• Compatible with 4mm shafts
• Ensures secure fit with set screws
• Works with various Pololu wheels

The Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack) facilitates the attachment of custom wheels and mechanisms to 4 mm diameter motor shafts. Each hub is equipped with four threaded mounting holes for M3 screws, allowing for versatile applications. The hubs are compatible with both round and “D” shaped shafts, ensuring a secure fit with the included M3 set screws. These hubs are suitable for use with Pololu 20D mm and 25D mm metal gearmotors, as well as various Pololu wheels, excluding Multi-Hub versions.