Large Aluminium wheel Hub thread or keyway


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Larger machined aluminium wheel hub for drill motor outputs

  • Turned 6082 T6 aluminium wheel hub
    * Helicoil style 1.5D thread insert for threading onto 3/8 UNF drill spindle. Means no more damaged threads in aluminium.
    * With 4mm keyway and bore of 12mm to suit TSC Battenbox. Does not thread onto standard drill – sits on a keyway.
    *Keyway has option to have a grub screw fitted opposite to the keyway
  • 6x 5.1mm holes for fixing to wheels, cogs and sprockets
  • Bolt hole PCD 45mm, OA Diameter 56mm, Hub diameter 24mm, Flange width 6mm, Hub width 9mm
  • Note, does not come with bolts. M5 x15mm washer is included with the helicoil hubs
  • Optional grub screw will be machined to the opposing side of the keyway.
  • 55g

The keyway option can also be used for locking sprockets to shafts using a keyway.

Smaller aluminium hubs are available:
teel ones are also available:   


If you wish for customised dimensions to suit your shafts, please message me to ask – i can modify to suit your needs.

Additional information

Weight 70 g
Mounting option

Helicoil, Keyway

Added Grub set screw

Without, With