OMPHOBBY M4 Helicopter Receiver Mounting Plate OSHM4029 Sale! from 470 /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 receiver mounting plate for the OMPHOBBY M4 Helicopters Contents Receiver Mounting Plate-1M2.5x5 Countersunk screw-2 Qty available:1 SKU:OSHM4029