This is the Accessory Pack for the Associated DS1313 Servo (ASCM9166) and the DS1015 Servo, ASCM9167. FEATURES: Metal, rubber and plastic construction All mounting hardware and double sided linkage arm INCLUDES: 1.6" (42mm) Double Arm with Aluminum Center Four Rubber Grommets Four Brass Eyelets Four 3x11mm Mounting Screws Four 3mm Locknuts jxs 03/16/12 ir/jxs COMMENTS: (Any special application or something it will not work with?)