Hot Racing Hardened Steel Pinion Gear: 48P (12T)

Hardened Black steel 48 Pitch 12 Tooth Pinion Gear.

Standard 4140 steel and heat treated
heavy duty 3mm set screw for brushless power

One 48 Pitch 12 Tooth Pinion Gear
3mm set screw

Inner diameter: 1/8" (3mm)
Length 9mm
Length of teeth 5.5mm