Skip to product information
1 of 1

Hot Racing

21T, 0.6 Module Steel Pinion Gear, for 5mm/1/8in Motor Shaf

Regular price
$8.88 USD
Regular price
Sale price
$8.88 USD
Hot Racing 21T, 0.6 module (~42P) steel pinion gear for 5mm or 1/8in motor shafts.


  • CNC machined steel with black Nitride finish
  • Heavy duty 4mm set screw
  • Long design for maximum motor shaft contact
  • Laser marked tooth count
  • Includes a 5mm-1/8in shaft adapter to accommodate both 5mm and 1/8in motor shafts
  • Specifications:

  • Teeth: 21
  • Pitch: 0.6 module (~42P)
  • Length: 10.5mm
  • Outside diameter: 13.8mm
  • Tooth face width: 5mm