120- deg 21.1 Quill Black Bicycle Stems
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.
S.H.I.S clamp diameter is the steerer tube diameter.
We define color as the main color of the item. It may have accents or highlights in other colors.