HPI Top Gear 18 Tooth Firestorm

This is the 18 tooth Top Equipment for the HPI
Nitro Firestorm stadium truck

FUNCTIONS:
Direct replacement part
Steel building
18 teeth

INCLUDES:
One steel 18T Top Equipment for the HPI Firestorm stadium truck

NEEDS:
Setup onto the Firestorm stadium truck

SPECIFICATIONS:
Outer Diameter: 0.41"(10.5mm)

COMMENTS:
For pitch details, one would need to get in touch with the manufacturer
    directly.