Viper Crown Gear
This Viper Scale Racing high performance crown gear has an all new profile and tooth geometry. It's whisper quiet and smooth. Great mesh with most HO slot car pinions on the market and is made to press fit onto a .059" diameter axle.
The 22 tooth crown gear gives slightly better top speed than the 23 tooth. Likewise, the 23 tooth gives slightly better acceleration than the 22 tooth.
Features: radiused profile, chamfered on both sides to improve spacing and lightweight.
Includes: 1 - crown gear.
Note: Recommended for ages 14 to adult.