SAVE SPACE. 
GO ANYWHERE.

THINstem is an affordable folding stem replacement. It's easy to install and requires no special tools. Go from full size riding mode to portable THIN bike walking or storage mode instantly! Make your bike over 60% thinner and save loads of space! Perfect for condos, garages, hallways, car racks and more!

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    FOLD YOUR NON-FOLDING BIKE!  

Bike storage and walking with your bike is awkward. With the patent-pending folding THINstem (Turn Handlebar Instantly Narrow stem), simply rotate your handlebar 90 degrees instantly to save space, store anywhere, and prevent theft!

Walk freely through crowds. Easily get in and out of places. Prevent theft and store your bike neatly indoors! For the ultimate in portability combine THINstem with folding or detachable pedals!

SAFE. SOLID. SECURE.

Canadian design with 3-points of safety

  1. An innovative centering notch limits twisting. 
  2. A bottom stop cap limits vertical movement
  3. A dual clamp lever solidly fixes your bar for a secure ride feel.

Patent-pending THINstem is crafted from strong, lightweight heat-treated aluminum and fits most commuter bikes with external bolt "threadless" stems. Available in two handlebar sizes in various lengths with a 0 degree rise. 

Unlimited 1yr warranty.

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