Allen Engineering MSP 455 riding trowel

The Allen Engineering MSP 455 is an all-new power-steering, mechanical-drive riding trowel that features a 40-hp air-cooled Kohler gas engine. Other features include super heavy-duty gearboxes and spiders combined with a torque converter clutch; two 46-inch diameter, 5-blade non-overlapping rotors; and an electric-powered spray system for application of retardant. www.alleneng.com