Hardened Black steel 48 Pitch 12 Tooth Pinion Gear.
FEATURES:
Standard 4140 steel and heat treated
heavy duty 3mm set screw for brushless power
YOU WILL RECEIVE:
One 48 Pitch 12 Tooth Pinion Gear
3mm set screw
SPECIFICATIONS:
Inner diameter: 1/8" (3mm)
Length 9mm
Length of teeth 5.5mm