11/12/13/14/15/16/17T Rear Derailleur Jockey Wheel Ceramic Bearing Pulley Guide Wheel For 7/8/9/10/11 Speed

MUQZI Ceramic Bearing Pulley

Material: Aluminum Alloy + CeramicColor: Black/Red/GoldSpecification: 11/12/13/14/15/16/17TSuitable for: 7/8/9/10/11 speed chainDelivery Details: 1 Guide Wheel + 2 adapter + 1 Screws

Features:

Improves Pedaling Speed By Reducing Friction: The Ceramic Inner Bearing, Specially Designed For Cycling, Has Minimal Friction That Significantly Improves Performance Thanks To a Much Smoother Transmiion，It Can Effectively Restrain The Horizontal Swing Of The Chain And Make The Speed Change More Accurate.Circlip Type Design：Do Not Worry About The Bearing Will Rub The Edge And Cause Abnormal Noise. Two Adapter Are Given As a Gift, Which Is More Compatible And Can Be Converted Into 4/5Mm Bearings After Installation, With Flexible Rotation.

Tips:

Please Choose The Same Size With The Pulley. If No Totally Same, Choose The Smaller Type, Never Choose The Bigger Than Ones.

Ultralight And Resistant: Made With Aluminum Alloy That Ensures Maximum Strength And Durability With The Least Weight . Machining Construction Maximizes Quality For a Perfect Finish.

Deep-Tooth Guide Wheels ，Can Effectively Reduce The Chain Falling

Using Anodizing Proce，Anti-Corrosion And Anti-Rust, Enhanced Durability

Gift-One Guide Wheel Screw + Two Adapters, Stronger Compatibility, Can Fit 4/5MM Screws After Installation, Flexible Rotation