EXHOBBY Sport Cub / P-51D Servo horns (small,2sets) Sale! from 250 /per Qty. Add to Cart These Servo Horns are for the Sport Cub 500 and the P51D War bird. They can needless be used for many other plane SpecificationsHorn length from base to end - 11mm Qty available:27 SKU:P7610106