Associated Electronics 91527 Front Arm (HD) B5M Black in color Composed of hard plastic Compatible with the RC10B5 and the RC10B5M Team Kits. FEATURES: Composite plastic construction Stamped left and right to ensure proper installation For use with the #91516 (ASCC1516) and #91517 (ASCC1517 INCLUDES: Left and Right Hard Front Suspension Arms jxs 04/28/14 ir/jxs INCLUDES: Left and Right Hard Front Suspension Arms jxs 04/28/14 ir/jxs