OMPHOBBY M4 Helicopter Cyclic Servo Set OSHM4004 Sale! from 5506 /per Qty. Add to Cart 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. This is a replacement cyclic servo for the OMPHOBBY M4 Helicopters Contents Servo Mount *1BearingΦ8xΦ14x4 *2 Qty available:3 SKU:OSHM4004