M16 The M16 is a unique blend of beauty, technical ingenuity, and affordability. Available in straight, curved, or circular designs, the M16 staircase system is truly versatile. Each M16 tread is a separate module, allowing the designer the freedom to be creative, and to shape each staircase to fit the project. The M16 is available in either stainless or chromed steel, with a variety of glass or wood treads. Price is $1200 and up per tread.   Ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat. Duis autem vel nulla facilisis at vero eros.