Weighing roughly under 445g which includes the disc

CNC'd from 6061 aluminum with a chromoly female axle

it's the perfect strength to weight ratio with multi variable thickness butting through the legs to strengthen them and keep the weight down

Made from 6061 alloy with a 25mm Diameter and 1

and a freecoaster hub

Profile AC-2 Race Front Hub supplier_54522452083014 Weighing roughly under 445g whichOverview AC 2 = Dual Angular Contact. This describes the use of both angular contact bearings and angled bearing cups hub bores used in the hub design. The AC 2 hub features revolutionary bearing installation and function never seen before in a bicycle hub. It has been designed from the ground up for ease of maintenance and optimal bearing performance. Here are a few key points of the AC 2 BMX Front Hub: The AC 2 hubs use 20mm Angular Contact bearings