Features 1、Material: RC helicopter servo adopts plastic material, steering gear material is steel, durable, not easy to wear, long service life 2、Exquisite Workmanship: Professional manufacturing and exquisite workmanship, for WLtoys XK K110 ordinary steering gear is 1.9g, for K110S ordinary steering gear is 2g, accessories steering gear is modified and upgraded version, after purchase, you can upgrade to K110S metal steering gear version 3、Compatibility: RC helicopter servo suitable for WLtoys XK K110, K110S RC aircraft, can perfectly adapt to your remote control aircraft 4、Complete Accessories: Kit includes steering gear, steering gear arm, screw, sponge cushion, steering gear press plate, steering gear mount 5、Remote Control Helicopter Accessories: The kit can improve the overall performance of remote control helicopter, is an excellent remote control helicopter accessories Item Type: RC Helicopter Servo Set Weight: Approx. 30g / 1.1oz Material: Plastic Steering Gear Material: Steel Applicable: For WLtoys XK K110 K110S Remote Control Helicopter Package List 3 x Steering Gear 3 x Steering Gear Arm 3 x Screw 2 x Sponge Cushion 1 x Steering Gear Press Plate 1 x Steering Gear Mount