The 4 mm universal aluminum coupling hubs allows you to mount robot wheels and mechanisms to 4 mm motor shafts. It was designed to connect our 60 mm aluminum omni wheel 14145 and a motor. The 4 mm aluminum coupling hubs include one stainless steel hex socket set screw for securing a motor to the hub.
Used to connect 60 mm omni wheels CB14145 and a motor with 4 mm motor shaft.
Outside diameter: 28 mm
Bore length: 16 mm
Inside diameter: 4 mm
Net weight: 12 g
1 x 4 mm Aluminum Coupling Hub CB18018