This is a 45 Tooth Two Speed Spur Gear for the HPI Nitro RS4 3.
FEATURES: Black nylon construction
INCLUDES: One 45T gearOne installation sheet
REQUIRES: Installation onto Nitro RS4 3.
SPECS: Outer diameter: 47mm (1.85")Thickness: 5.2mm (0.21")Number of teeth: 45Pitch: 1M