This is the JConcepts 12mm Front Clamping Hex Adapter for the Associated SC10. FEATURES: Converts the front of the Associated SC10 to a clamping 12mm hex adapter Fits the SC10 with the addition of AE 12mm conversion parts or the SC10RS direct Precision machined blue anodized aluminum INCLUDES: Two 12mm Front Clamping Hex Adapters with Set Screws REQUIRES: JConcepts 12mm hex wheels such as the Rulux #3332B (JCOC3335) and the Hazard #3344B +3mm Wheels (JCOC3390) jxs 02/21/12 ir/jxs