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SKU: STCM0291

Box Components Box One QR Seat Clamp 31.8mm | Lightweight 6061-T6 Aluminum, CNC Machined, Titanium Hardware, Zero Friction Coating for Bike Seatpost Adjustment, Quick Release Lever, Durable and Sleek Bicycle Seat Clamp

Regular price $34.99
$34.99 Sale price $34.99 Regular price
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$10 Gift Card

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$25 Gift Card

at 500 points

$75 Gift Card

at 1,000 points

Description
Specifications

Enhance your bike's performance and convenience with the Box Components Box One Quick Release Seat Clamp 31.8 Black. Crafted from durable 6061-T6 aluminum alloy, this premium seatpost clamp combines lightweight design with robust engineering to deliver reliable performance ride after ride.

Materials & Construction:

Made from high-grade 6061-T6 aluminum alloy, the Box One QR seat clamp offers exceptional strength, corrosion resistance, and a clean, sleek black anodized finish. The titanium hardware further reduces weight while maintaining superior durability, making it ideal for competitive riders and everyday cyclists alike.

Performance & Engineering:

Designed for precise and secure seatpost clamping, this seat collar features cold forging and CNC machining processes that ensure tight tolerances and consistent quality. The proprietary zero friction surface treatment on the quick-release lever and clamp face guarantees smooth, effortless adjustment with every use-no bushing needed-while maintaining optimal grip and stability during intense rides.

Components & Technology:

Equipped with a quick release lever, this seat clamp allows for rapid seat height adjustments on the trail or during transit, eliminating the need for tools. Weighing just 28 grams in the 31.8mm size, it strikes the perfect balance between lightweight performance and steadfast reliability for mountain biking, road cycling, and gravel adventures.

Style & Use Case:

Designed in sleek black, the Box One QR Seat Clamp adds a minimalist, professional aesthetic to any bike setup. Its versatile 31.8mm size is compatible with a broad range of seatposts, making it a practical upgrade for mountain bikers, road cyclists, and gravel riders seeking quick, dependable seat adjustments for optimized riding comfort.

Innovative Features:

The combination of cold forged aluminum, CNC machining, proprietary zero friction surface treatment, and titanium hardware distinguishes the Box One QR Seat Clamp as a high-performance component built for durability, ease of use, and enhanced cycling experience.

Upgrade your bike with confidence-choose the Box Components Box One Quick Release Seat Clamp 31.8 Black for a lightweight, reliable, and effortlessly adjustable seatpost solution that performs at the highest level.

  • Lightweight and durable 31.8mm seatpost clamp crafted from 6061-T6 aluminum alloy for enhanced strength and corrosion resistance.
  • Designed with a quick release lever for fast and effortless seat height adjustments during rides or repairs.
  • Manufactured using cold forging and CNC machining processes, ensuring precise fit, high strength, and premium quality construction.
  • Features proprietary zero friction surface treatment on the lever head and clamp face, delivering smooth lever operation and long-lasting performance without bushing maintenance.
  • Equipped with high-grade titanium hardware that reduces weight while maintaining superior durability, making it ideal for performance-oriented cyclists seeking reliable gear.
Material6061AL
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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

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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.

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*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.

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Email

info@365cycles.com

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Customer Reviews

Based on 3 reviews
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C
Chris L.

Super light! Adjustments must be made with an Allen key but the weight savings make it worth it.;

D
David P

Nice clamp holds tight does the job my bike has some bling;

T
TiMoTHy FoSTeR

My FaVoRiTe SeaT CLaMP! EVeR!;