GrassFlap® brand chute blocker for Hustler Raptor, Raptor SD, Big Dog Alpha and Alpha MP 2018 or older. The GrassFlap® brand chute blocker is the ideal OCDC, operator controlled discharge chute. The foot-operation allows the user to close the discharge chute at any time, any place without taking their hands off the mower€™s controls. The chute blocker plate opens a full 180 degrees and completely clears the edge of the mower to allow the mower to fit in those tight spaces. The GrassFlap® brand chute blocker can fit most zero-turn mowers. To verify this model fits your specific mower, please use the GrassFlap® Lookup Features Hands-Free operation Opens 180 degrees to completely clears edge of deck No handles or levers to get hung on limbs and shrubs What's Included The kit includes everything needed to install and operate the GrassFlap® brand chute blocker. This includes: All steel flap assembly to mount to discharge opening 2 pedal (10-99-01) 50" cable (10-99-08) Mount Plate Mounting hardware for installation The 2 Pedal has the cable exit the pedal perpendicular to the mounting surface. Installation Assembly is required, including drilling holes in mower deck and operator foot deck to install.