21. The wing was assembled using flush rivets and has balanced top and bottom dive brakes . 22. It has a fixed monowheel landing gear, dive brakes and an optional tail-mounted drag chute. 23. The Albacore was used for testing control systems, dive brakes , sonar equipment, and escape mechanisms. 24. The wing features top and bottom Schempp-Hirth-style dive brakes . 25. Fairey-Youngman pneumatic dive brakes were fitted to the wing trailing edges of several Beaufort IIs. 26. The wing is equipped with trailing edge dive brakes . 27. The dive brakes under the wings were also removed. 28. The Royal Navy's best test pilot, Captain dive brakes . 29. These included wing modifications to allow a heavier bomb load and dive brakes for dive-bombing. 30. The wing was of a span, employed a NACA 63-618A airfoil and featured large dive brakes .