The 5 Best Bike headtube extenders (2023 reviews)

The zukka bike headtube extender's material feels more premium than its price would suggest. This extension is for threadless forks. It looks good and sems to be of high quality. The stem riser slides over the stem after you remove the handlebar mount. It is easy to install (after youtube viewing) with plenty of spacers. Your stem bolt tightens up the bearings and then you tighten the clamps on this. The adapter is relatively easy to install, and takes less than an hour. This extender is also very heavy duty and the handlebars are rock solid with the extender. It is perfect fit, with the stock bars.

Why We Like This:

Super lite product and the aluminum finish looks amazing
Looks and works great, elevated handlebars enough to alleviate hand and shoulder pain
Delivers what they promise

Best For raising Handlebar: Emoly Bike headtube extender

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The emoly bike headtube extender is satisfactory and appropriate and fits well with your regular usage. If you want to live a happy life this is a must have. It helps you sit up in a more comfortable position on your bike. The Stem riser can freely adjust the gasket to fit your own height, reducing the pressure of waist effectively and raised to your comfortable position. The extender comes with several different height spacers that allow the handlebars to be set on the extender at the proper height for a secure fit.

This riser is perfect for those that don't want to be hunched over all the time. It only takes minutes to install. It is a perfect choice for anyone who's looking for a simple way to alleviate any lower back pain that might result from odd riding posture due to low handlebars.

Why We Like This:

Adds 2 1/2 -3 inches to handlebar height
Easy to put on, tighten your screws and get out there
Easy to install, comfortable riding position

Best For Pretty hunched position: Boenoea Bike headtube extender

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The boenoea bike headtube extender is satisfactory and appropriate and fits well with your daily usage. It is great to change a sport/road bike to an upright riding position. It provides a solid 4' rise" of the stem/bars. The extender fits into the frame of the bike and then you use the existing bolts that hold the handle bars on, to bolt it all together. It is made with forged 6061 aluminum alloy. Spacers allow you to adjust to the desired height. It is suitable for most bike with 1-1/8'' threadless headset. It is easy to install and all the cables are long enough.

Why We Like This:

Works well, easy but time consuming to install
Adjustable, so the height is optional
Delivers what they promise

Best For MTB: Blooke Bike headtube extender

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Compared with other extender in this category, the blooke bike headtube extender has a convenient design. Installing the right mountain bike stem riser is a essential part of dialing in your bike fit and getting comfortable on your ride. You can customise your new riser stem height perfectly for your riding needs. It is suitable for most bike with 1-1/8''(28.6mm) threadless steerer.

The bike stem extension is very easy to install following the instructions on the package. This raises the bars up and makes riding comfortable. The stem riser adapter comes with 4 spacers (15mm & 310mm), which can increase the height up to 85mm. It provides longer and more comfortable riding experiences.

Why We Like This:

Provide a safe and comfortable riding experience
2 screws design makes more secure
New and hot release

Best For short Steerer Tube: Dioche Bike headtube extender

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Compared with other extender in this category, the dioche bike headtube extender has a convenient design. Outdoor is the pursuit of adventure with the whole body to relax, and the dioche bike stem riser aims to provide convenience and safety for your outdoor cycling. Strong in anti-corrosion and rust-free, high toughness and not easy to deform, it has all the advantages that the handlebar riser you want. The bike stem extension provides additional stack spacers, so you can adjust the height of stem easily by yourself with it, just put the spacers according to your need, then it's finish.

The bicycle stem riser can extend the fork stem by 3 mm to 50 mm, which is very practical and useful for use, perfect for mountain bicycle, road bike, or mtb to rise up the handlebar fork stem. When you finish mounting, the stem riser is invisible outside, which keeps your bike more beautiful. This riser is straight forward and easy to install that when finished is sturdy and very secure. It has very little intelligent thinking skills or mechanical knowledge.

Why We Like This: