2 Sets Sealed Bearing Wheel with Storage Box Bicycle Shift Guide Wheel Rear Derailleur Pulley 11T Aluminum Sealed Bearing Wheel Bike Rear Derailleur Pulley Accessories

About this item Application:The derailleur pulley is suitable for almost all mountain bike of 11T replacement. Design:Lightweight and compact, easy to carry and change at any time. High Material:Made of high quality aluminium alloy and stainless steel for long service life, durable, rust and corrosion resistant. Size: Inner diameter 8.8mm, outer diameter 43.4mm, thickness 0.6cm Warm Tip: If you receive a defective product or have any problems about item, please feel free to contact us, we will help you as soon as possible.