The precision-engineered Wolf Tooth Seatpost Clamp secures your seatpost and looks good doing it. At the heart of this seatpost collar is our custom self-aligning bolt and anchor. The M5 bolt includes a spherical washer and mates with a cylindrical anchor barrel. This means that threads are always perfectly aligned, preventing binding and ensuring consistent clamping force. Machined from 6061 aluminum in our Minneapolis facility, the Wolf Tooth Seatpost Clamp is available in seven sizes. Compatibility Clamping Diameter:. 28.6mm/29mm 29.8mm/30mm 31.8mm/32mm 34.9mm/35mm 36.4mm/36mm 38.6mm/39mm 39.7mm/40mm Frames may vary slightly from the nominal diameters due to tolerances and paint thickness. Clamps will fit on frames that are within +/- 0.5mm of specified size. For example, a 34.9mm clamp

Wolf Tooth 28.6mm Aluminum Seatpost Clamp with Self-Aligning Bolt, Black

Reference Number: 3DX3EN

Upgrade your bike's cockpit with the Wolf Tooth Seatpost Clamp - a precision-engineered, lightweight solution designed for optimal security and style. Crafted from high-quality 6061 T6 aluminum in the USA, this bike seatpost clamp combines durability with sleek aesthetics, available in a 28.6mm diameter with a classic black finish for a clean, minimalist look.

Materials & Construction

- Machined from Aerospace-Grade 6061 T6 aluminum for superior strength-to-weight ratio

- M5 stainless steel self-aligning bolt with integrated washer ensures reliable clamping force

- Black anodized finish for corrosion resistance and long-lasting quality

Performance & Engineering Features

- Self-Aligning Bolt & Anchor System: Features a spherical washer paired with a cylindrical anchor barrel, enabling threads to remain perfectly aligned during installation. This innovative design prevents cross-threading, reduces binding, and ensures consistent clamping pressure every time.

- Precise Fit & Compatibility: Designed to fit seat tube diameters within +/- 0.5mm of the specified size, accommodating frames with tolerances due to manufacturing or paint thickness. Suitable for modern carbon and aluminum frames, including popular models like Ripley V5, Ripmo V3, DV9 V2, and HD6. Note: Not compatible with older Ibis carbon frames using proprietary curved seat collars.

Components & Technology

- Self-Aligning Mechanical Clamping System for effortless installation and reliable security

- Tool-Friendly Design: Uses a standard 4mm hex key torque, with a maximum torque setting of 6 Nm for safety and integrity

- Light & Durable: Weighs as little as 18g (28.6mm size), adding minimal weight without sacrificing strength

Style & Use Case

- Sleek Black Finish: Complements any bike frame while providing a clean, professional appearance

- Versatile Size Range: Available in seven sizes for seamless compatibility across various seat tube diameters, ensuring a perfect fit for your specific bike setup

- Ideal for road, mountain, gravel, and cyclocross bikes where secure seatpost attachment and precise alignment are essential for performance and comfort

Innovative & Differentiating Features

- Patented Self-Aligning Bolt System: Ensures perfect thread engagement and prevents binding even under heavy loads or repeated adjustments

- Made in the USA: Crafted with pride and precision, guaranteeing quality and longevity

Technical Specifications

- Diameter: 28.6mm (fits 28.4mm-29.4mm seat tubes)

- Material: 6061 T6 aluminum with stainless steel bolt

- Clamping Height: 13.5mm

- Weight: 18g (28.6mm)

- Clamping Type: Bolt-on for quick, secure installation

Enhance your cycling experience with the Wolf Tooth Seatpost Clamp - engineered for reliability, style, and peace of mind. Perfect for discerning riders seeking a durable, high-performance component that keeps their seatpost firmly in place while maintaining a sleek, modern look.

  • Secure your bicycle's seatpost with precision using the Wolf Tooth Seatpost Clamp - 28.6mm in Black, featuring a custom self-aligning bolt and anchor for optimal performance.
  • Constructed from lightweight, durable 6061 aluminum machined in the USA, this clamp offers excellent strength-to-weight ratio and corrosion resistance, ensuring long-lasting reliability on all rides.
  • Innovative self-aligning technology with a spherical washer and cylindrical anchor barrel ensures perfect thread alignment, preventing binding and providing consistent clamping force to keep your seat securely in place.
  • Designed to fit frames with seat tube diameters between 28.4mm and 29.4mm, this clamp is compatible with modern carbon and aluminum bicycle frames, including popular models like Ripley V5 and Ripmo V3.
  • Features a sleek black finish with a M6 stainless steel bolt and 4mm hex interface for easy installation and adjustment, combining style and function for both mountain biking and road cycling applications.
Item Specifications
ColorBlack
Diameter28.6
MaterialAluminum
TypeBolt-On
Defined ColorBlack

Why 365 Cycles?

365 Cycles is an Authorized Wolf Tooth Dealer, and we offer the Full Wolf Tooth Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



STCM0068 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

Connect With Us

Sign up for news, special offers & other good stuff!