About GoFit GoFit, founded in 1999, offers a wide variety of innovative home fitness products which use educational content to increase their effectiveness. The DVDs feature wisdom and encouragement from an impressive collection of professional fitness and nutritional experts in the areas of core training, weight resistance, and yoga. GoFit products are available worldwide and in over 3,500 stores nationally. * Power sled designed to increase speed and power * Durable steel construction * Removable post and rubber deck for adding weights * Can be used on grass or artificial turf * Weight maximum: 180 lbs. * Manufacturer"s warranty included (see product guarantee)