Over 2,000,000 Million Customers Served!!!

Need Help? Click the Live Chat to Talk to a Gearhead 💪

Enjoy Free Shipping on Orders Over $75 – Available Within the Lower 48 States!

SKU: SM2872

Zoom Q-5 25.4mm (1-1/8" Fork) to 28.6mm (1-1/8" Threadless Stem Adapter - Cold-Forged Aluminum, Height Adjustment, Compatible for Threadless Stems, Fits 1-1/8" Steerers, Precision Engineering for Bike Customization

Regular price $17.41
$0.00 Sale price $17.41 Regular price
Sale Sold out
Unit price
/per 
  • Free Shipping Over $75
  • 30 Day Returns
  • Satisfaction Guaranteed!
Get 5% Off When You Buy 2!

$10 Gift Card

at 250 points

$25 Gift Card

at 500 points

$75 Gift Card

at 1,000 points

This is a pre order item. We will ship it when it comes in stock.

$10 Gift Card

at 250 points

$25 Gift Card

at 500 points

$75 Gift Card

at 1,000 points

Description
Specifications

Upgrade your bike's steering and handling with the Zoom Q-5 25.4mm to 28.6mm (1-1/8" fork to threadless stem) Adapter. Crafted from high-quality cold-forged aluminum, this precision-engineered component ensures durability, lightweight performance, and reliable power transfer for a smoother ride. Designed specifically for converting threaded forks to threadless stems, the Zoom Q-5 provides seamless compatibility, versatility, and ease of installation.

Featuring adjustable height settings with a 23mm range, the Q-5 adapter allows riders to fine-tune their cockpit ergonomics for optimal comfort and control. Its steerer clamp OD of 25.4mm for 1" forks and 28.6mm for 1-1/8" forks makes it an essential upgrade for bike builders and enthusiasts seeking to modernize classic bikes or customize their riding experience. The built-in quill insertion diameter accommodates both 25.4mm (1-1/8") and 22.2mm (1") stems, enhancing compatibility with a wide range of components.

This innovative adapter is ideal for mountain biking, touring, or commuting bikes that require a reliable transition from threaded to threadless systems. Its durable construction, combined with precise dimensions and innovative design, ensures secure stem installation and long-lasting performance under demanding riding conditions. Whether upgrading an existing bike or customizing a new build, the Zoom Q-5 is your go-to solution for enhanced steering precision and style.

Key Features & Benefits:

- Cold-forged aluminum construction for strength and lightweight performance

- Adjustable height with a 23mm range for personalized cockpit setup

- Compatible with 25.4mm (1-1/8") fork steerers and 28.6mm (1-1/8") threadless stems

- Designed for converting threaded forks to modern threadless headsets

- 132mm to bottom of top cap, 136mm to top of top cap for versatile fit

- Quill insertion diameters of 25.4mm and 22.2mm for broad component compatibility

Optimize your bike's steering system with this innovative, durable, and easy-to-install adapter from Zoom - the perfect upgrade for cyclists seeking improved handling, modern compatibility, and personalized riding comfort.

  • Compatible with both 25.4mm (1 inch) threaded forks and 28.6mm (1-1/8 inch) threadless stems for versatile upgrade options.
  • Constructed from high-quality cold-forged aluminum for enhanced strength, durability, and lightweight performance.
  • Features 23mm height adjustment to fine-tune your bike's cockpit for optimal rider comfort and handling.
  • Designed with precise steerer clamp diameters-25.4mm for 1-inch forks and 28.6mm for 1-1/8 inch forks-ensuring secure fit and easy installation.
  • Ideal for replacing or converting fork compatibility, this stem spacer adapter offers smooth integration with modern and vintage bicycle setups.
Quill Insertion Diameter1-1/8"
Shipping
Returns
About Us
Contact Us

We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

The nitty gritty, for specific delivery timelines please pay attention to the delivery timelines on the product pages and the time frame estimated in the carts. If you need a part by a specific day, please contact us by chat, phone, or

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

We provide the you the ability to utilize multiple shipping & billing addresses, based upon what fits your current needs. However you are responsible to maintain and update any new address changes, as 365 Cycles will not be held liable for orders being shipped to an incorrect address.

  • Our Mistake: If we messed it up you can rest assured we are going to make it right. Contact us by email, phone, or chat and we will make your head spin with how quick we fix it
  • Warranty: We are an authorized retailer for everything we sell, so rest assured your product is covered under the manufacturer's warranty. Contact Us if you are having an issue and we will make sure you are taken care of
  • Just don't want it anymore: We have a 30-day return policy for orders within the US. We offer refunds on returned items that are brand new and in their undamaged, original packaging. Customers are responsible for the cost of return shipping. Damaged, installed, and used items as well as those without original packaging are not eligible for returns. If it's returned in this condition it may be denied and sent back to you

If you need to return your order please email us at info@365cycles.com, call us at 603-968-5797, or use the live chat on our site.

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

*Please allow up to 3 business days for us to process your return*

365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

Living an active lifestyle is just that, a lifestyle that never goes away and our goal is to always exceed your expectations so we can take this lifelong journey together. We strive to have the parts you need, at competitive prices with unmatched shipping speeds!

If there is ever an issue with an order we will work at warp speed to fix our mistake and make sure you never go a day without a bicycle! If you are not receiving the quality of service you need from one of our exceptionally qualified bicycle experts, tell them Ben Berman told you to tell them "Customer Loyalty" and then name your terms.

Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


Company Core Values: 

These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

Customer Loyalty

Put yourself in their shoes and support those who support us.

You Control the Outcome

If it is to be, it’s up to me" You are personally responsible for controlling the outcome.

Seek Understanding

Understanding the answer is more important than the answer.

Progress Not Perfection

Pick a direction, analyze the results, and be willing to change course.

Will to Win

Customers, 365 Team, Partners, all need the will to win. Bring the Will to Win to every conversion.

Keep Moving

Move the body, move the mind, and remove any hurdles to achieving an active lifestyle.

Do the Right Thing:

Doing the right thing is more important than doing the thing right.

Stronger together:

If you want to go fast, go alone, if you want to go far, go together. Get your team involved and become stronger together.

Chat

Talk with a representative

Start Chat

Email

info@365cycles.com

Send Email

Phone

603-968-5797

Call Now

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)