Bicycle Accessories Bicycle Handle Booster Bike Extension Adapter Bicycle Fork Adjuster Fork Riser Handlebar Riser Bike Fork Stem Extension Bike Stem Extender

Material: Aluminum alloy

Extension 30mm: 28.5x81mm

Extension 55mm: 28x101.5mm

Bicycle Hidden Stem Booster, Head Tube Extender. Effectively reduce the pressure on the waist, making your riding easier and more comfortable

It is suitable for the front fork to stem with an outer diameter of 28.6mm/1.13inch, the inner diameter of the front fork is required to be larger than 23mm/0.91inch

Made of high-strength aluminum alloy, lightweight, corrosion resistance, no rust, high toughness, not easy to deform

Easy to install, just attach the bike fork stem to make your bike more beautiful

Great for mountain bikes, road bikes, MTBs, and more.

Packing:1PCs

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