Our Formula for runabout excellence. Ready for carefree fun on the water? The Formula Bowrider 310 is roomy and comfortable with a classic interior. As our flagship bowrider, this is an upscale sport boat with impeccable performance that will be sure to impress. It is 31’ with a beam of 9’6” and includes plenty of seating and amenities, including stereo, stowable table, sunpad and ski/wakeboard storage. You won’t be disappointed.