• Aluminum head
• Stainless-steel 180mm-tall shaft
• 1-inch model has 22.2mm quill, 15/16-inch model has 21.1mm quill
• Single-bolt clamp
Stem angle is one of the factors that determines handlebar height. A listed angle of 0 degrees actually provides a rise of 16-20 degrees, depending on the bike's head-tube angle. Flexible, athletic riders prefer lower-rise stems, while recreational riders usually favor higher-rise stems.