Xpress XP-10137 XQ1 3.0mm Carbon Fiber Floating Servo Holder $23.50 / Tax included. Default Title Default Title (Out of stock) Out of stock Your Email Send This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. This is Xpress XQ1 3.0mm Floating Servo Holder, genuine official replacement part from Xpress