31.8- mm Available 83 deg Bicycle Stems
Bar clamp diameter is the diamater of the handlebar.
These models are available for online purchasing and can be shipped directly to you.
Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.