13T Aluminum Alloy Bicycle Derailleur Pulley, Bearing Rear Wheel with Hole Adapter, 11T/13T Compatible, 2-Piece Set

Description

• CERAMIC BEARING DESIGN: Features high-performance ceramic bearings that reduce drag force and friction, enhancing overall cycling efficiency and speed
• VERSATILE COMPATIBILITY: Fits most mountain bikes with 11T/13T configuration and includes adapter tubes for 4mm, 5mm, and 6mm wheel screws
• PREMIUM CONSTRUCTION: Made from durable aluminum alloy with positive and negative tooth wheels, ensuring smooth and quiet operation during gear shifts
• LIGHTWEIGHT BUILD: Engineered to minimize additional weight while maintaining structural integrity and performance during intense cycling
• QUICK INSTALLATION: Comes with hole adapter tubes for hassle-free mounting, allowing for immediate use with minimal running-in period required

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. (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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