Bennett TPA1212 12" x 12" Trim Plane AssemblyBennett trim planes are made of high quality 304 stainless steel and remain strong and rigid, even in the most challenging situations. Each trim plane assembly includes a trim plane, backing plate and hinge for one side of the boat.Trim Tab Plane Features: Standard Trim Assembly; Fits boats 17' - 30'; 12" Wide by 12" Deep; 304 Stainless Steel; Bennett Part#: TPA1212; Yamaha Part#: 6BT500689300;