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Origin8 Holdfast 30T 1x Chainring 104mm BCD Aluminum for 10/11/12-Speed Cyclocross & Mountain Bikes
Reference Number: 3NR9YC
Elevate your mountain biking or cyclocross performance with the Origin8 Holdfast 1x Chainring - a high-precision, 30-tooth, 1x chainring engineered for durability, efficiency, and seamless gear shifting. Designed for serious riders seeking reliable gear performance, this chainring boosts your drivetrain's capability, whether you're tackling rugged trails or competitive cross races.
Materials & Construction
Crafted from CNC-machined AL7075-T6 aerospace-grade aluminum, the Origin8 Holdfast chainring offers exceptional strength-to-weight ratio and corrosion resistance. Its lightweight yet robust design ensures optimal power transfer without adding unnecessary weight to your bike, making it an ideal choice for performance-focused cyclists.
Performance & Engineering
The narrow/wide tooth profile provides superior chain retention, drastically reducing the risk of chain drops during aggressive riding or technical terrain. Integrated mud clearing channels help prevent buildup, maintain smooth chain engagement, and enhance overall drivetrain reliability in muddy or off-road conditions. Compatible with 10, 11, and 12-speed drivetrains, this chainring ensures versatile performance across popular gearing setups.
Components & Technology
Featuring a 104mm bolt circle diameter (BCD) with a 4-bolt mounting pattern, the Origin8 Holdfast chainring is designed for easy installation on compatible cranksets. Its precision CNC machining guarantees tight tolerances and consistent performance. The versatile design supports a wide range of 1x drivetrain configurations, making it suitable for mountain bikes, gravel, or cyclocross bikes.
Style & Use Case
With its sleek black finish, the Holdfast chainring complements both aggressive and minimalist bike aesthetics. Its durable, technical design is perfect for riders who demand high performance on rugged trails, cyclocross courses, or gravel adventures. Whether you're upgrading your existing drivetrain or building a new bike, this chainring offers reliable, top-tier technology to enhance your riding experience.
Innovative & Differentiating Features
- Superior chain retention with narrow/wide tooth profile
- Mud clearance channels for optimal performance in muddy conditions
- Swiss-made CNC machining for precision and durability
- Compatible with multiple 10/11/12-speed groups for versatile use
Upgrade your bike's drivetrain with the Origin8 Holdfast 1x Chainring - built for durability, precision, and performance in every ride. Maximize efficiency and confidence on every trail or race with this high-quality, SEO-friendly component that delivers exceptional value and reliability.
- Enhanced performance with CNC-machined AL7075-T6 Swiss-made alloy for maximum durability and lightweight efficiency.
- Optimized for 10, 11, and 12-speed drivetrains, ensuring smooth, reliable shifting across a wide range of gear setups.
- Narrow/Wide tooth design provides excellent chain retention on 1x systems, reducing chain drop and improving riding confidence.
- Innovative mud clearing channels help prevent debris buildup, maintaining chain engagement and reducing maintenance during muddy or wet rides.
- Compatible with 104mm 4-bolt BCD cranks, this 30T chainring is ideal for mountain biking, gravel, and cyclocross applications, combining style and performance.
| Item Specifications | |
|---|---|
| Material | AL7075 |
| Type | 1x |
| Mount Compatibility | 104mm 4-bolt |
| Chain Compatibility | 10/11/12sp |
| Tooth Type | Narrow/Wide |
| Teeth | 30T |
Why 365 Cycles?
365 Cycles is an Authorized Origin8 Dealer, and we offer the Full Origin8 Warranty!
Fast Shipping!
Professional Customer Service- available 7 days a week
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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.- Be sure you are using the US site: https://www.ebay.com
- Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
- Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
- Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
- 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.
