This kind of bicycle accessories can help to keep away soil, water and so on, keep the bicycle riding smoothly, and improve the riding safety and comfort.

Features:
It can effectively block mud and water and reduce loss.
Aluminum alloy production, high strength, long service life.
With 36hole drillings, compatible with 5/6/7/8S rotaryfreewheel.
Wear resistant, not easy to rust.
With quick removal, easy installation, simple, suitable for a variety of models.

Specifications:
Material: aluminum alloy
Color: black / blue / red (optional)
Compatible with: 5 / 6 / 7 / 8Srotaryfreewheel
Front hub length: 100mm / 3.9in
Rear hub length: 135mm / 5.3in
Weight: 38g / 11.9ounce
Package size: 250 * 170 * 50mm / 9.8 * 6.6 * 1.9in
Package weight: 727g / 1.6lb

Packing list:
1 * Front Hub
1 * Rear Hub
1 * Quick Release