Adelin ADL-28 Track Edition Disc Brake Caliper Pair – CNC Aluminum

Adelin ADL-28 "Little Crab" Track Edition Disc Brake Caliper Pair

Upgrade your electric motorcycle or scooter's braking performance with the Adelin AIDeli ADL-28 Track Edition Forged Disc Brake Calipers. Engineered for riders who demand precision, stability, and a clean mechanical aesthetic, this matched pair of compact "Little Crab" rear calipers is a direct bolt-on upgrade for popular electric scooter platforms including NQI/MQi, Ninebot, and many others. Made in Mainland China.

Why Choose the Adelin ADL-28 Brake Caliper Pair?

• 6061 Aluminum Alloy CNC Machining: Precision CNC integrated cutting from high-grade 6061 aluminum alloy. The anodized finish provides corrosion resistance and long-term durability — no cracking or deforming under sustained high-load braking or rough terrain.
• Pre-Installed Sintered Brake Pads: Factory-fitted metal sintered brake pads deliver outstanding heat resistance with no thermal fade during continuous or repeated hard braking on long descents. Consistent braking force on both wet and dry surfaces, with smooth, progressive linearity and a significantly reduced stopping distance.
• Complete Hardware Kit – Install Right Out of the Box: Includes standard fixed bolts, custom thick gaskets, and a full set of sealing gaskets. No need to source additional parts — simply open the box and install. Perfect for DIY modifiers of all experience levels.
• Compact "Little Crab" Form Factor: The classic compact design fits snugly without rubbing the wheel hub or interfering with suspension travel. OEM-standard hole positions ensure non-destructive, no-adapter fitment across NQI/MQi, Ninebot No.9, and a wide range of electric scooters.
• Smooth Piston Rebound – Zero Disc Drag: A precision piston sealing structure ensures smooth, jam-free retraction after each brake application. Brake pads return to their resting position automatically, eliminating unnecessary disc contact that would increase drag and reduce range.
• Premium Brushed Silver Finish with Adelin Branding: The embossed red Adelin logo on a metallic brushed-silver shell gives your build a full mechanical look and elevated visual identity. A functional upgrade that looks as good as it performs.

Specifications

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Learn More About Brake Safety

Proper brake maintenance is essential for safe riding. Visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on personal mobility device safety standards and maintenance best practices.

Frequently Asked Questions

Q: Are the Adelin ADL-28 brake calipers compatible with Ninebot and Xiaomi electric scooters?

A: Yes. The ADL-28 "Little Crab" calipers use OEM-standard hole positions designed to fit NQI/MQi, Ninebot No.9, and most mainstream electric scooter models without requiring adapter brackets or any grinding. It is a direct, non-destructive bolt-on replacement.

Q: Do the ADL-28 calipers come with brake pads already installed?

A: Absolutely. Each caliper comes with factory pre-installed metal sintered brake pads, which offer superior heat resistance and consistent performance on both wet and dry roads. No separate pad purchase is needed.

Q: What hardware is included in the package?

A: The complete package includes two brake calipers, standard fixed bolts, custom thick gaskets, and a full set of loose sealing gaskets — everything you need to install straight out of the box with no additional parts required.

Q: What material are the ADL-28 calipers made from, and how durable are they?

A: The calipers are CNC-machined from 6061 aluminum alloy and finished with an anodized coating. This combination provides excellent corrosion resistance and structural rigidity, ensuring they will not crack or deform under repeated hard braking or rough riding conditions.