Probably magic

Mid - 350 lumens - Up to 7 hours

it’s still a one-handed operation to adjust and clamp using one hand thanks to the nifty winding handle

Spoke holes: 32

Hope V4 Vented Disc Brake Rotor - 220mm - 6 Bolt - Dual Layer 3.3mm - Blue PLP|Model Year Probably magicHope Floating V4 rotors have been redesigned with a wider braking surface to enable them to be used as a replacement on many other braking systems in addition to Hopes own. Features: The vented rotor is designed specifically for Hope Tech V series brakes The rotor uses internal fins to allow the air to flow between the two friction parts The induced air flow significantly reduces heat build up in the rotor Fantastic and consistent braking performance