Open Trail Rubber Plow Flap Kit The Rubber Plow Flap Kit, designed for Open Trail plow blades, conveniently encompasses an upper flap, lower plow edge, and mounting hardware. This all-inclusive kit provides everything necessary for a secure and efficient setup. Features: Heavy-duty rubber plow flap kit Multi-ply construction 6.5 upper flap functions as plow extension and helps direct flow of snow 11 gauge lower plow blade edge Two way adjustable Includes mounting hardware and pre-drilled mounting holes