The Bolens FS 966 is an articulated front-mount mower from the Frame Steer Series, built by Stiga and distributed by Bolens from 1991 to 1993. It features a 16 hp Briggs & Stratton 480cc 2-cylinder gasoline engine, hydrostatic transmission with infinite forward and reverse gears, two-wheel drive, and manual articulated steering. The mower includes a 42-inch front-mount mower deck attachment.