About The Product
- Unidirectional Toray T700 carbon fiber construction
- Available in multiple widths for Cross Country, All Mountain, and Downhill applicarions
- Reinforced nipple bed with directional drilling
- Hookless bead design
- Tubeless ready
- Disc brake only
- ISO-Mountain certified
Upgrade your mountain biking setup with the Bolt Carbon MTB DH Origin8 27.5 Rim - a high-performance, lightweight, and durable wheel designed specifically for downhill, enduro, and all-mountain riding. Crafted from unidirectional Toray T700 carbon fiber, this rim offers superior strength-to-weight ratio, ensuring reliable performance on rugged trails and high-impact descents.
Materials & Engineering
Constructed from premium Toray T700 carbon fiber, the Bolt Carbon MTB DH Rim provides exceptional stiffness and durability while remaining lightweight for aggressive downhill and enduro riding. Its reinforced nipple bed with directional drilling enhances structural integrity and even force distribution, reducing the risk of stress fractures and ensuring long-lasting performance.
Components & Technology
Featuring a hookless bead design and tubeless-ready construction, this rim allows for seamless integration with tubeless tires, offering improved traction, lower rolling resistance, and reduced weight. The 32-drill hole pattern guarantees compatibility with a wide range of hub options, while the double-walled profile (30mm internal width) adds extra strength for handling high-impact landings and rough terrain. The disc brake-only design ensures optimal stopping power in demanding downhill conditions.
Performance & Use Case
Optimized for 27.5-inch wheels, this rim is ideal for downhill, enduro, and all-mountain applications. Its ISO-Mountain certification guarantees it meets rigorous standards for mountain bike performance and safety. The 547mm effective rim diameter (ERD) and 38mm outer diameter provide excellent support for wide tires from 2.3 to 2.8 inches, delivering stability and control in technical terrain.
Style & Aesthetic Appeal
Finished in sleek matte black, the Bolt Carbon MTB DH Rim complements any high-end mountain bike build with its minimalist, performance-focused design. Its unidirectional carbon fiber surface emphasizes strength and style, making it a perfect choice for riders who demand both form and function.
Key Features Summary
- Unidirectional Toray T700 carbon fiber construction for lightweight strength and durability
- Hookless bead design for tubeless compatibility and easier tire installation
- Reinforced nipple bed with directional drilling for enhanced structural integrity
- 32-hole drill pattern suitable for downhill, enduro, and all-mountain bikes
- 30mm internal width supporting wider tires for increased traction and stability
- Disc brake-only, ISO-Mountain certified, tubeless-ready for aggressive riding conditions
Upgrade your mountain biking experience with the Origin8 Bolt Carbon MTB DH Rim-designed for riders who prioritize performance, durability, and style on the toughest trails.
- High-performance unidirectional Toray T700 carbon fiber construction ensures lightweight durability and optimal stiffness for aggressive downhill riding.
- Designed specifically for 27.5-inch mountain bikes, these rims are available in multiple widths, making them versatile for Cross Country, All Mountain, and Downhill applications.
- Features reinforced nipple beds with directional drilling and a hookless bead design for enhanced strength, tubeless readiness, and reliable disc brake performance under intense terrain conditions.
- Engineered with ISO-Mountain certification standards, these tubeless-compatible carbon MTB rims provide superior strength-to-weight ratio, reducing rider fatigue and improving overall handling.
- Sleek black finish combined with innovative engineering makes the Bolt Carbon MTB DH rims an ideal choice for riders seeking cutting-edge technology, enhanced durability, and a stylish, race-ready look.
| Specification | Value |
|---|---|
| Manufacturer | ORIGIN8 |
| Universal Product Code | 888571036600 |
| Invoice Description | RIM OR8 27.5 584x32x31 BOLT UD CARBON MTB TBLS 32 DISC BK |
| Package Dimensions | 23.24 x 1.46 x 23.24 |
| HTS Number | 8714.92.1000C2 |
| Country of Origin | CHINA |
| Size | 27.5 |
| Brand | Origin8 |
| Model | Bolt Carbon MTB DH |
| ISO | 584 |
| Width ID | 32 |
| Width OD | 38 |
| Profile | 30 |
| Wall | Dbl |
| Side | DISC |
| Color | Black |
| Hole Count | 32 |
| Valve | PV |
| Weight | 450g |
| ERD | 547 |
| Tire Compatibility | Tubeless Compatible |
| Search Color | Black |
| Spoke Size | 14g |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
-
The item must be in new, unused, and uninstalled condition.
-
All original packaging, tags, hardware, and accessories must be included and intact.
-
Items showing wear, installation marks, damage, or improper use cannot be accepted.
-
An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
-
You will receive a Return Authorization email with instructions.
-
Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
-
Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
-
Electronics with opened packaging or broken manufacturer seals
-
Any part that has been installed or shows installation attempts
-
Tools or chemicals that have been opened or unsealed
-
Open‑box items with destroyed or missing packaging
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
-
Alaska
-
Hawaii
-
Puerto Rico
-
Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
-
We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
-
Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
