Hot Racing brush-less black steel 32 pitch 18 tooth pinion gear.
standard 4140 steel and heat treat
heavy duty 4mm set screw for brush-less power
YOU WILL RECEIVE:
one 32 pitch 18 tooth pinion gear with 4mm set screw
inner diameter: 1/8" (3.175mm)
length 10.50 MM
Tooth width 5 mm