Shimano SM-RTAD05 – Precision Brake Disc Adapter for 203 mm Rotors
The Shimano SM-RTAD05 adapter allows mounting 203 mm brake discs on bikes with Center-Lock hubs. It provides increased braking power, ideal for heavy loads or descents.
Compatible with 203 mm discs for maximum braking force
Suitable for front and rear wheel – versatile
International Standard (IS) for caliper mounting
Easy installation thanks to 6-bolt disc fixing
Lightweight design (94 g) to minimize weight gain
What sets the Shimano SM-RTAD05 apart
The adapter is specifically designed for Center-Lock hubs but expands compatibility to 6-bolt discs. High precision and durability meet Shimano's quality standard. Ideal for mountain bikes and e-bikes requiring increased braking power.
Ideal for...
Mountain bikers and e-bike riders who rely on reliable brakes with a large rotor. Also great for conversions and repairs on bikes with Center-Lock hubs.
How to use the Shimano adapter
Mount the adapter between caliper and frame/fork. Attach the brake disc with 6-bolt screws on the adapter. Tighten all screws to the recommended torque. Check caliper alignment before the first ride.
Shimano is a Japanese manufacturer of bicycle components and fishing tackle, a global leader in the cycling industry. The company is known for high-quality drivetrain, brake, and shifting components. Shimano products are characterized by precision, durability, and innovation. The brand is appreciated by both professionals and recreational athletes.
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