OMPHOBBY M4 Helicopter X Frame Brace(Silver)OSHM4021S Sale! from 697 /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 x frame set for the OMPHOBBY M4 Helicopters Contents X Frame Brace-1socket cap screw M2.5x5-4 Qty available:1 SKU:OSHM4021S