Features:
Material: Aluminum alloy material, is anti-wear and durable.
Application: Useful accessory compatible with bike lovers to DIY bike.
Funcaion: Standard center lock 6-bolt disc brake rotor adapter.
Easy to Install: Can be both to be installed and replaced on the front or rear.
Occasion: Suitable compatible with mountain bikes, very easy to install and remove.

Specifications:
Material: aluminum alloy, stainless steel gasket
Color: black, red, gold, blue
Size(W x H):about 1.73x0.39inches

Package included:
1pc x middle lock conversion seat
1pc x middle lock cover

Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.