This Soma bike handlebar has a round compact design with a shallow drop. The bend makes it easy to get into a natural position in the drops and brake levers are within easy reach. Rider is slightly less hunched over than pro racers usually are. - The Hwy 1 is made in versions to fit modern 31.8mm diameter stems or older 26.0mm diameter stems. - Drop: 75mm - Reach:130mm - Grip area diameter: 23.8mm - Material: 6061 T6 aluminum with polished center and shotpeen hooks - Single groove for external cable routing (bar fits both shifter and brake housing - These bicycle bars are compatible old style road brake levers, integrated road shifter/brake levers (STI's) or CX brake levers. Get the right size: Drop handlebar are designed in narrow widths of 38cm to 46cm (measured center to center) for a riding position that is more aerodynamic than riding with mountain bike bars. The general rule for sizing is to measure your shoulder width at the boney joints. About Us: Practical, durable, comfortable and affordable. These are the primary forces shaping Soma's ideology. We believe in keeping it simple for affordable individuality. We make products for the everyday cyclist, better tire levers, water bottles that don't taste like plastic, and steel frames that get people smiling from the commute to the singletrack.