NOVAK'S 5MM 32-PITCH STEEL PINION GEAR FEATURES: # Specifically developed for use with the Novak's HV-Series of Brushless Motors and other brushless motors with a 5mm output Shaft, and for installation in vehicles that use 32-pitch or Mod 0.8 plastic spur gears # Features precision-made, steel construction # Nickel plated # Stamped for easy identification # Allows driver to experiment with gear ratios # Inside (Shaft/bore) Diameter: 5mm # Pitch: 32 (Mod 0.8)