IMPROVE EFFICIENCY: Adopting aluminum alloy and ceramic material, this product is very durability to use, ceramic material can reduce drag force which can improve cycling efficiency.
MORE PRACTICAL: Positive and negative tooth wheel, no strange voice and faster speed, can be applied for most mountain bike. Supporting for various speed shifting.
EASY TO INSTALL: With installation hole adapter tubes, suitable for use 4 / 5 / 6 mm wheel screws. Offers you a better cycling experience.
CONVENIENT FOR USE: Light weight, will not bring extra burden to the , fine workmanship, small dimensional error, short running-in period, can be quickly installed and put into use.
SERVICE GUARANTEE: If you have any questions about our products, please send us an email and we will get back to you as soon as possible within 24 hours to solve the problem for you.
Description
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: Bike 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 Roller
2 * Installation Hole Adapter Tubes
(Other things on the pictures are not included)