For Sale 2020 Gravely PTZX48 commercial zero turn mower. Kawasaki 22hp FX series engine delivers reliable power and performance and is equipped with commercial canister air filtration for maximum power and torque, no matter how tough the conditions. The seat is adjustable and has the new addition of a low-profile seat mechanism for added comfort. The Pro-Turn ZX is the mower thatâ€™s cracked the code for delivering great performance at a great value. Its solid construction will tackle the toughest commercial jobs and leave a beautifully manicured lawn in its wake. Donâ€™t let its price point fool you, this mower was built to not just exceed expectations but to redefine them.