Servo Extensions & Battery Strap Sale! from 800 /per Qty. Sold Out This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. These are replacement Bighorn servo extensions and battery straps for the OMPHOBBY Bighorn Compatibility - Bighorn 49" Qty available:0 SKU:OSBP2052