Dt swiss 240s mtb disc front hub 6 boltthe 240s hub is the innovation of the legendary hgi 240 famous for the unique ratchet system the 240s is a dt swiss top end lightweight hub each hub is assembled by hand and tested individually 100 swiss madefeatures a super light sealed bearing hub forged aluminium hub shell and 20mm diameter aluminium alloy axle keeps weight to a minimum highest quality corrosion resistant stainless steel bearings and improved contact free double flange sealing