Aluminum Alloy Bike Derailleur Pulley, 11T/13T Ceramic Bearing Guide Roller Wheel with Hole Adapter, Black, 2-Piece Set

Description

• CERAMIC BEARING DESIGN: Features high-performance ceramic bearings that reduce friction and drag force for enhanced cycling efficiency and smoother operation
• VERSATILE COMPATIBILITY: Suitable for most mountain bikes with multiple speed shifting options, includes adapters for 4mm, 5mm, and 6mm wheel screws
• DURABLE CONSTRUCTION: Made from premium aluminum alloy with 11T/13T guide rollers, ensuring long-lasting performance and reliable gear shifts
• NOISE REDUCTION: Positive and negative tooth wheel design minimizes operational noise while maintaining quick shifting capabilities
• LIGHTWEIGHT BUILD: Precision-engineered with minimal dimensional variance, offering quick installation without adding unnecessary weight to your bicycle

Specification:
Features:
Adopting aluminum alloy and ceramic material, this product is very to use.
Can be applied for most mountain bike.
Supporting for various speed shifting.
Suitable for use 4 / 5 / 6 mm wheel screws.
Offers you a better cycling experience.
Specifications:
Item: Roller
Material: Aluminum Alloy + Ceramic
Colour: Black, Golden (Optional)
Diameter: 4 cm / 1.6 inch (11 T), 5 cm / 2.0 inch (13 T)
Weight: 21-23 g
Package Included:
2 * Roller
2 * Installation Hole Adapter Tubes
(Other things on the pictures are not included)

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