Associated Electronics 91517 Front Shock Tower HD B5M Grey in color Made of composite material Compatible with the RC10B5 and the RC10B5M Team Kits. FEATURES: Uses the 91526 (ASCC0526) and 91527 (ASCC1527) gull front arms Composite plastic construction, gray in color INCLUDES: Hard Front Shock Tower jxs 04/25/14 ir/jxs INCLUDES: Hard Front Shock Tower jxs 04/25/14 ir/jxs