Amazon.com : Wake MTB Stem 45 Degree 31.8 90mm Bike Stem Mountain Bike Stem Short Handlebar Stem Riser for Most Bicycle, Road Bike, MTB, BMX, Fixie Gear, Cycling (Aluminum Alloy, Black) :
How Long is Your Mountain Bike Stem? - Singletracks Mountain Bike News
ENVE Stem Alloy MTB 35,0 mm, 150,00 €
Amazon.com : KRSEC 31.8 Stem 50mm Bike Stem Mountain Bike Stems Short Handlebar MTB Stem Aluminum Alloy for Most Bicycle,Road Bike,BMX,DH,FR,Fixie Gear Cycling Accessories : Sports & Outdoors
Amazon.com : FOMTOR Bike Stem 31.8mm 35 Degree 110mm Light Weight MTB Stem Handlebar Stem Riser for Road Bike Mountain Bike BMX MTB (110mm) : Sports & Outdoors
CXWXC Adjustable MTB Stem 31.8mm 70 Degree - 90/110/145mm Bike Stem Ri – Ruida Cycling
MTB Bicycle Minus 20 Degrees Drop Short Stem For 28.6 Front Fork 31.8 Handlebar | eBay