Upgrade your ride with the Sun Ringle M-13 II 20-inch Alloy Rim - the perfect choice for BMX, dirt jump, and mountain biking enthusiasts seeking durability, performance, and style. Crafted from high-quality materials, this rim features a robust double-wall construction that ensures strength and resilience on rugged trails and urban landscapes.
Materials & Engineering:
Constructed from premium alloy, the Sun Ringle M-13 II rim provides enhanced impact resistance and lightweight performance, enabling you to ride longer and harder. Its double-wall design offers superior durability against rocks, jumps, and rough terrain, making it ideal for aggressive riding styles.
Performance & Components:
Designed with a 36-hole drill pattern, the M-13 II ensures excellent wheel stability and true spokes tension. The rim features an External Rim Diameter (ERD) of 440mm, with a 20-inch diameter and a 13mm internal width, providing optimal support for various tire setups. It is valve compatible (PV) for easy tubeless or tube mounting, though primarily designed for tube-only applications. Its 14.5mm profile height contributes to smooth rolling and improved handling during high-speed descents and technical maneuvers.
Technology & Innovation:
The Sun Ringle M-13 II incorporates advanced manufacturing techniques to ensure precise bead seating and consistent wheel building. Its NMSW sidewall specification enhances rim strength and reliability, vital for demanding riding conditions.
Style & Use Case:
Sporting a sleek black finish, the M-13 II adds a professional, aggressive aesthetic to your bike. Whether you're racing downhill, performing tricks in the dirt park, or tackling technical MTB trails, this rim offers the performance you need to push your limits.
Compatibility & Versatility:
Specifically designed for 20-inch wheel setups with a 451 ISO dimension, this rim is compatible with a wide range of BMX, dirt jump, and mountain bike components. Its emphasis on tube-only tire compatibility makes it a reliable choice for riders focusing on durability and straightforward maintenance.
Key Features:
- Durable alloy double-wall construction for intense riding conditions
- 36-hole drill pattern for balanced strength and spokes tensioning
- 440mm ERD with a 13mm internal width for versatile tire support
- 20-inch, 451 ISO size optimized for BMX and MTB tight maneuvering
- Valve (PV) compatible for seamless tubeless or tube installation
- Sleek black finish for a professional, aggressive look
Enhance your bike's performance with the Sun Ringle M-13 II 20-inch rim - engineered for durability, precision, and style. Perfect for riders demanding reliable components that excel on any trail or bike park session.
- Lightweight and durable 20-inch Rims featuring the Sun Ringle M-13 II rim, designed with a double-wall construction for enhanced strength and longevity.
- Constructed from high-quality alloy materials, this rim offers optimal weight-to-strength ratio, ensuring improved bike handling and acceleration for competitive and recreational riders.
- Engineered with a 36-hole drill pattern and a 440mm effective rim diameter (ERD), providing compatibility with standard tube-type tires and reliable spoke engagement for superior wheel stability.
- Designed with a sleek black finish and streamlined profile (14.5mm), the M-13 II rim is perfect for mountain biking, trail rides, and all-mountain adventures, combining style with versatile use.
- Features innovative bead profiles and compatible with 451 ISO standards, offering excellent tubeless compatibility options and ensuring a secure, airtight seal for a smoother ride.
| Specification | Value |
|---|---|
| Manufacturer | SUN RINGLE |
| Manufacturer Part No. | 530E06P13605C |
| Universal Product Code | 844171070628 |
| Invoice Description | RIM SUNRINGLE 20 451x13 M13 II 36 BK/NMSW EYE PV |
| Package Dimensions | 18.01 x 0.78 x 18.01 |
| HTS Number | 8714.92.1000C2 |
| Country of Origin | CHINA |
| Size | 20in |
| Brand | Sun Ringle |
| Model | M-13 II |
| ISO | 451 |
| Width ID | 13 |
| Width OD | 20 |
| Profile | 14.5 |
| Wall | Dbl |
| Side | NMSW |
| Color | Black |
| Hole Count | 36 |
| Valve | PV |
| ERD | 440 |
| Tire Compatibility | Tube Only |
| 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:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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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:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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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:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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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:
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Alaska
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Hawaii
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Puerto Rico
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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.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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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
