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Bikes → MIN.D.

Modern road bike tech focused on long-ride comfort in a classic, minimal design.
25-33mm tires

Bikes → NEW U.P.(PER.) 2.0

Ten years ago OPEN defined the gravel bike. Now we have perfected design.
35-44/46mm tires

Bikes → OPEN U.P.(P.E.R.)

The original performance gravel bike, combining fast road position & handling with big tires.
28-54mm tires

Bikes → WI.DE.

Monster tires & Nimble handling for rough road, (extreme) gravel and trail.
35-61mm tires

Which OPEN is for you? Choose above to learn more about the bikes
and see the favorite builds from the OPEN community.

Shop → Framesets & Complete Bikes
Crafting high-quality frames that endure for a lifetime, ensuring durability and exceptional performance.
Shop → Clothing
Join the OPEN community of proud cyclists with our exclusive clothing. Embrace quality and style with shirts, jerseys, caps and more.
Shop → Find your Retailer

Shipping worldwide through our global network of trusted retailers.
Get your OPEN Bike from a certified retailer close to you.

Parts & Accessories → Outlet →
Support → Contact
Support → How to Choose

You are looking for support? We got you.
Visit our subpages to solve your problem or contact us directly.

Find your Retailer → Warranty → Register your OPEN → Recall & Safety →
Community → About us
Community → Updates
Community → Showcases
  
Search For A Specific Item

Big Bertha

Built by adam d.
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha
Big Bertha

Big Bertha

Built by adam d.
Fork
Fork
3t Lutheus
Seatpost
Seatpost
Bontrager XXX
Shift / Brake levers
Shift / Brake levers
Sram Force
Rear derailleur
Rear derailleur
Sram Force xx1
Bottom bracket
Bottom bracket
Wheels manufacturing threaded BB386 Evo for Sram
Chainrings
Chainrings
38 tooth front
Chain
Chain
Sram
Cassette
Cassette
Sram 10-42
Pedals
Pedals
Shimano XTR
Stem
Stem
Bontrager
Handlebars
Handlebars
Bontrager ISO Zone
Bartape / Grips
Bartape / Grips
Lizard Skin 2.5 mm
Saddle
Saddle
Brooks Cambium C13 Carved carbon
Front wheel
Front wheel
Stans No tubes Avion ZRT
Rear wheel
Rear wheel
Stans No tubes Avion ZRT
Tires
Tires
Clement MSO USH 36 mm
Bought at
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MIN.D
U.P.(P.E.R.)
WI.DE
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