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A Blendr-ready stem at home on the road or mountain bike

The Bontrager Comp 31.8 stem is Blendr ready and provides a secure and confident connection to 31.8 handlebars for road, city, and mountain bikes.

Product details

  1. 6061-T6 cast body construction
  2. 4-bolt dual band clamp retains stiffness and reduces weight
  3. Opposing 2-bolt steerer tube clamp with M5 corrosion resistant steel bolts
  4. Blendr ready for seamless accessory integration
  5. Compatible with Blendr Elite bases and Blendr mounts
  6. Suitable for use on a road, city, or mountain bike
  7. Safe for use on carbon steerer tubes and handlebars

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Size 7 deg. x 60mm 7 deg. x 70mm 7 deg. x 80mm 7 deg. x 90mm 7 deg. x 100mm
Rise 7 deg. 7 deg. 7 deg. 7 deg. 7 deg.
Length 60mm 70mm 80mm 90mm 100mm
Steerer outer diameter 28.6mm (1-1/8") 28.6mm (1-1/8") 28.6mm (1-1/8") 28.6mm (1-1/8") 28.6mm (1-1/8")
Clamp 31.8mm 31.8mm 31.8mm 31.8mm 31.8mm
Type Threadless Threadless Threadless Threadless Threadless
Accessory compatibility Blendr Blendr Blendr Blendr Blendr
Material 6061 Aluminum Alloy 6061 Aluminum Alloy 6061 Aluminum Alloy 6061 Aluminum Alloy 6061 Aluminum Alloy
Weight 137g 154g 168g 183g 199g
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.

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