Skip to content
United Kingdom / English
You’re looking at the United Kingdom / English Trek Bicycle website. Don’t worry. We’ve all taken a wrong turn before. View your country/region's Trek Bicycle website here.
  • Bontrager Pro Blendr Stem
SALE

Bontrager Pro Blendr Stem

Model 23234

Light and stiff alloy stem with Blendr accessory integration for road and mountain bikes

Learn more
Sale colour
Select a color
Rise x length
Rise x length
Sorry! This product is not available in this size and colour combination.
Find in store
Choose an option above to see local availability

We'll take care of you. Period.

It's our mission to provide you with world-class hospitality every time you visit us online or in-store. We're always here to help you. It's the Trek way.

30 Day Unconditional Guarantee

Ride it and love it, or we'll take it back. If for any reason you're not 100% happy with your trekbikes.com purchase, you can send it back within 30 days for a refund or exchange - no questions asked.

Free shipping on all orders over £50

Simple, free delivery options for however you prefer to shop. Orders over £50 ship to your home for free, and all orders ship free to your local retailer for in-store pickup

The smarter upgrade

The forged alloy construction of the Bontrager Pro Blendr Stem delivers stiffness without compromising its light weight or sleek looks. Easy integration of lights, a computer and more with the Blendr integration system make this stem a perfect upgrade for any bike.

Product details

  1. The pro-level quality 31.8 mm clamp diameter stem weighs less than many carbon stems
  2. 4-bolt dual band clamp securely holds handlebar
  3. Uses high-quality M5 corrosion-resistant faceplate bolts with 5.2 Nm torque spec
  4. Included Blendr Pro base and Blendr XXX accessory mounts make it easy to integrate accessories
  5. Mounts intended for use with Ion and Trip, Garmin, GoPro and SRM accessories
  6. Approved for carbon bars and steerer tubes
  7. Safe installation requires a 5 mm spacer above and below the stem
  8. Included Blendr accessories: Pro Mono Base, Trip Computer mount and High Ion Light mount
Watch video

Blendr: Ultimate integration

Blendr is the ultimate integration system for clean and easy stem installation of lights, computers and other accessories. Start with a Blendr stem, add the appropriate base and finish with a mount matched to your desired accessory.

Watch video
Product Media Review Sweet-Cyclists-9x11

‘A simple and clever modular mounting system’

‘If you’re looking for a way to de-clutter your handlebars, then you should definitely check out the Bontrager Blendr system’

Read more
Born in a barn

Born in a barn

Get an inside look at how the company got its name, why it decided to start its life in a barn and more!

Read more
Go By Bike

Go By Bike

Planet Earth is our home and our responsibility – we must do our part to preserve it. Learn how you can join the #GoByBike movement and help make a difference in the future of our planet and all who call it home.

Read more
How-to content

How-to content

Wondering how to properly fit that new helmet you just got? Need some tips on how to ride with your kids? How about ways to be more visible to cars? We've got that and a whole load more!

Learn more
Culture

Culture

Trek culture is who we are, what matters to us and what we do as a brand. Take a look behind the scenes at Trek’s global headquarters.

Read more
Responsibility

Responsibility

There's a lot more to Trek than making the world's best bikes and cycling gear. Learn more about everything Trek is doing to make the cycling space safer and more inclusive, plus a whole lot more fun.

Read more

You might also like