VGEBY1 Bike Derailleur Pulley, 1 Pair 11T/13T Bearing Wheel Rear Derailleur Pulley Aluminum Guide Roller

Features: durability: Adopting aluminum alloy and ceramic material, this product is very durability to use, ceramic material can reduce drag force FAST SPEED: Positive and negative tooth guide wheel, no strange voice and faster speed, can be applied for most mountain bike. HERMETIC BEARING: The riding wheel is processed by anodized CNC.With a hermetic bearing for the center bolt derailleur,Very safe and practical. SUITABLE FOR: With installation hole adapter tubes, 11T 13T professional test, guide wheel screws.Real technological innovations bring a whole new experience to your ride. CONVENIENT FOR USE: Light weight, will not bring extra burden to the ,you can better improve your ride. Make your cycling better. Specifications: Item: Bike Guide 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 * Bike Guide Roller 2 * Installation Hole Adapter Tubes (Other things on the pictures are not included)

• Durability: Premium aluminum alloy and ceramic bearings construction delivers exceptional durability and reduced drag force for smooth derailleur pulley performance.
• Speed Performance: Precision-engineered positive and negative tooth guide wheels ensure quiet operation and faster shifting speeds compatible with most mountain bikes.
• Sealed Bearings: Anodized CNC-machined with sealed cartridge bearings for reliable protection against dirt and in rear derailleur systems.
• Compatibility: Specifically designed for 13T derailleur setups with included adapter tubes and screws, guaranteeing precise fit for aluminum guide roller upgrades.
• Lightweight Design: Ultra-lightweight construction minimizes rotational weight without compromising strength, enhancing cycling efficiency and ride quality.