28mm diameter x 13mm wide silicone rubber wheels mounted on aluminum hub.
These are the big brother to the regular RW28x13 / RW2, for when you need more clearance and traction. Features a machined aluminum hub with set-screw mounting.
Specifications:
Secure it to your motor shaft with the included 4-40 hex grub/setscrew (requires 0.050 hex wrench, like our HexW050).