Features:
Made from aluminum alloy to ensure stiffness and durability.
Sealed bearings protect the hub from dirt and water.
Compatible with 9-13 speed freewheels.
Quick release, caps, spacers are included, easy to install and remove.

Specifications:
Material: Aluminum alloy
Holes/Spokes: 32H/14G
Bearing: Front 2, rear 4
Front Hub: Quick Release: 100*9mm ; Axle: 100 * 15mm
Rear Hub: Quick Release: 135 * 10mm ; Axle: 135 * 12mm; 142 * 12mm
Front Hub Weight: Approx. 137g / 4.8oz
Rear Hub Weight: Approx. 245g / 8.6oz
Quick Release Weight: Approx. 114g / 4oz (1 pair)
Package Size: Approx. 20.8 * 16 * 7.5cm / 8.2 * 6.3 * 3.0in
Package Weight: Approx. 656g / 1.4lb

Package List:
1 * Front Hub
1 * Rear Hub
1 * Pair of Quick Release
2 * Pair of Caps
2 * Axle Cap
1 * Spacer for Rear Hub