Kalloy Uno Adjustable 1" Quill Stem Alloy 80mm Silver Kalloy Uno Adjustable 1" Quill Stem Alloy 80mm Silver AL-808 - 2D forged Alloy. 0-60 DEGREE Angle adjustable stem with quill. Double bolt face plate stem clamp. 1" 80mmx25.4mm Silver ~ 0 to 60 rise.