The Box Three Pro Disc Hub is one of their most affordable hubs without sacrificing durability or strength and still packed full of features. Built from cold-forged and CNC machined 6061-T6 aluminium paired with a chromoly steel axle. This pro disc hub features a 6-bolt rotor, sealed 3 pawls with 120 points of engagement and straight flanges. Weighing in at just under 450g the Box Three Pro Hub is built for race. ###section### Product Specs HUB TYPE: Cassette AXLE: 10mm DRIVER: 16T DRIVE SIDE: Right Side Drive SPOKE HOLES: 36h WEIGHT: 445g (0.98lbs) Colour: Black; Size: 10mm