This is the 13 Tooth Clutch Bell for the Duratrax 835B Buggy, DTXD72**. FEATURES: Hardened steel construction INCLUDES: 13 Tooth Clutch Bell (key #102) for the Duratrax 835B Buggy 5x8mm Spacer (key QQ) 3x8mm Spacer (key DD) jxs 08/08/12 ir/jxs