As pictured I think it’s 100mm Please look at the pics and satisfy yourself it’s right for you
Deda Elementi Lynx Yellow NOS/NIB A-Head Stem - 100 mm 1" Classic 1990s Ahead
KATCH RUDDER ST - CARBON STEM - 100, 110, 120 & 130mm Options
Basso Paradigma -8 Degree Fully Integrated Stem 100 mm
BUCKLOS Adjustable ±60° Mountain Bike Stem 100-140mm Handlebar Fork Riser 31.8mm
MagCAD Bosch Intuvia E-Stem 100 Mount - 3D Printed Mondraker MTB E-Bike Display
Syntacs F109 90mm Aluminium Stem