The +30° angle and 40mm rise provides a more upright riding position.
Unique star nut free mounting system
Certified to use on all types of bikes including MTB and E-bike
Di2 compatible
Modern one piece forged design
TopRise Handlebar Stem
Stem for an upright cycling position
The TopRise is the ultimate solution to give yourself a more upwards riding prosition on your bike. The 40 mm rise is enough to completely change your riding position. The TopRise is ready for your normal city bike, your MTB or even your E-bike. The one-piece forged design makes this stem super stiff and ready for all your adventures!
Upright riding position
The +30° angle and 40mm rise provides a more upright riding position.
Unique mounting system
Unique star nut free mounting system
Modern design
Stem with a modern one piece forged design certified to use on all types of bikes inlcuding MTB and E-bike.
Specifications
Weight (g) 265
Di2 Compatible Yes
E-bike certified Yes
Fork pipe diameter (mm) 28.6mm (1 1/8")
Certified for Road (EN 14781 / ISO 4210), Touring (EN 14764 / ISO 4210), E-Bike (EN 15194), MTB (EN 14766 / ISO 4210)
Colors black
Sizes 70mm,90mm,110mm
Stem type Fixed
Angle (degrees) +30
Material 6061 T6 Aluminum
Bar center diameter (mm) 31.8
Features
Diameter
31.8mm.
Di2
DI2 compatible.
E-Bike ready:
These products can be used on a wide range of bicycles. They can confidently be used on E-bikes. These products comply to the NEN-EN 15194:2017 standard for E-bikes.
When you need a new stem for your bicycle, choosing the right length is very important. As well as the kind of bicycle you want to go use it for, the diameter of the handlebar your are using, etc. To give you a clear overview of all these features within the BBB assortment, we made a table as you can see below. Easy to compare and pick the right stem.