This is a 48 Tooth Second Spur Gear for the Associated Nitro TC3. FEATURES: Black plastic construction Made by Kimbrough. YOU WILL RECEIVE: One 48 tooth spur gear. SPECIFICATIONS: Outer diameter: 38mm (1.50") Thickness: 4mm (0.20") COMMENTS: This gear is specifically made for the Nitro TC3. sdw 3/12/02 ir/kh &