The M50 Features Millenium's patented interlockLEVELING system that allows you to adjust the seat and platform for extra comfort. The M50 also includes a cam-lock ratchet strap receiver. At Millennium, they know that the best way to increase your chances is to sit in a prime location from sun up until sun down. Their stands feature patented technology that is engineered for that purpose-to be the most comfortable and quietest stands period. Every angle, hinge and weld, has been tested under the most extreme conditions and by the most ardent hunters. Millennium stands are designed to be the best compromise of weight, quietness, strength, security and comfort for its intended use.