About The Product
- All KMC chains include either a missing link or replacement pins
- Compatible with all 12-speed Road and MTB drive train systems
- DLC chains feature KMC`s Diamond Like Coating, which has an extremely hard surface coating ensuring long-term function, optimal stability and higher durability
- Double X-Bridge links offer improved shifting characteristics and function
- Inner and outer plate chamfering for improved shifting performance
Upgrade Your Cycling Performance with the KMC DLC 12 Chain - 12-Speed, 126 Links, Black Double X Bridge Shape
Experience superior shifting accuracy and exceptional durability with the KMC DLC 12 Chain, engineered for high-performance 12-speed bicycles. Crafted with precision materials and advanced engineering, this chain is designed to optimize your ride whether you're conquering mountain trails or racing on the road.
Materials & Coatings for Unmatched Longevity
Constructed from premium Durability-Coated (DLC) titanium and featuring a Titanium Carbon Nitride coating, this chain boasts extreme hardness, corrosion resistance, and enhanced smoothness. The diamond-hard surface minimizes wear and tear, ensuring a long-lasting, reliable drivetrain.
Performance & Engineering Innovation
The DLC 12 Chain's patented design utilizes a unique double X-Bridge structure, providing increased rigidity for quick response and higher pedaling efficiency. Optimized chamfer angles on the inner and outer plates facilitate precise and rapid gear shifts, even in extreme chainlines. The lightweight construction with 126 links optimizes power transfer without sacrificing durability.
Component Compatibility & Technology
Engineered specifically for Shimano, SRAM, and Campagnolo 12-speed systems, the chain delivers seamless compatibility with major drivetrain brands. Its single-use master link allows for easy installation and secure, reliable connection. Note: Not compatible with SRAM eTAP and Flattop systems.
Style & Use Case
With a sleek matte black finish, the KMC DLC 12 Chain complements any high-end road or mountain bike aesthetic. Ideal for competitive cyclists, endurance riders, and mountain biking enthusiasts, it offers enhanced shifting precision and smooth operation in demanding riding conditions.
Key Features & Benefits:
- Ultra-Smooth Control: Diamond-hard surface reduces friction for a whisper-quiet, efficient ride
- Enhanced Durability: DLC titanium coating offers extreme hardness and corrosion resistance
- Lightweight & High Rigidity: Patented design improves response time and power transfer
- Optimized Shifting Performance: Double X-Bridge shape and chamfered plates ensure precise gear changes
- Compatible with 12-Speed Drivetrains: Compatible with Shimano, SRAM, and Campagnolo systems for versatile use
Specifications:
- Links: 126
- Drivetrain Compatibility: 12-Speed
- Connection Type: Single Use Master Link
- Color: Black
- Weight: 268g
- Material: DLC Coated Durability Alloy (DB/XB/XSP/SL)
- Size: 1/2 x 3/32 inches
Elevate your cycling experience with the KMC DLC 12 Chain - the perfect choice for riders demanding top-tier performance, durability, and sophisticated engineering. Maximize efficiency and reliability on every ride.
- Optimized chamfer angles enhance chain stability and smooth shifting performance across extreme gear ranges, ensuring a reliable and responsive ride.
- Constructed from high-strength, durable materials such as DLC-coated titanium and carbon nitride, this chain offers extreme hardness, corrosion resistance, and longevity for demanding cycling conditions.
- Equipped with innovative double X-Bridge technology, this 12-speed chain delivers precise, quick gear shifts and improved power transfer, compatible with Shimano, SRAM, and Campagnolo drivetrains (not compatible with SRAM eTAP or Flattop).
- Designed with lightweight, patented architecture, the KMC DLC 12 Chain reduces overall bike weight without sacrificing strength, optimizing your efficiency for racing, XC, or all-mountain cycling.
- Featuring a single-use master link for easy installation and maintenance, this chain combines advanced metallurgy and engineering to maximize drivetrain performance and cycling enjoyment.
| Specification | Value |
|---|---|
| Manufacturer | KMC |
| Manufacturer Part No. | CN12112 |
| Universal Product Code | 766759712112 |
| Invoice Description | CHAIN KMC DLC 12 BK/BK 126L |
| Shipping Weight | 0.88 lbs. |
| Package Dimensions | 6.05 x 5.15 x 1.5 |
| Country of Origin | TAIWAN |
| Speeds | 12sp |
| Size | 1/2x3/32 |
| Links | 126L |
| Material | DB/XB/XSP/SL/DLC |
| Color | Black/Black |
| Weight | 255g |
- 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
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Storefront name: Bike Junkies
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Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
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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
