450 Pro / DFC belt tail drive gear assembly Sale! from 505 /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. This belt version tail drive gear assembly is a great replacement for the Align Trex 450 range. This gear does not include bearings. Compatible with - Align Trex 450 Pro / DFC and many other helicopters Qty available:0 SKU:450-020G