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