The Switch system is a spider/ring combo (rings sold separately) that replaces your standard direct mount ring

It also has as incredible ventilation system with Evoc's Air Flow system for optimal ventilation for your back and shoulders

outer bearing typeEnduro cartridge bearing

as is the locknut o-ring seal

Genuine replacement TLD Stage Cheekpads

Maxxis Fat Bike - Plus Tube - Schrader Valve Core - 2.5-3.0 Inch - 27.5 Inch Do Not Ship Internationally The Switch system is aInner tubes for you Plus and Fat bike tyres. Need a spare tube? Maxxis are not only known for their tyres but their tubes as well! These premium tubes were designed specifically for your plus and fat bike wheels and tyres, offering excellent performance at both low and high pressures. Who's this item for: Got a fat or plus bike, then these are for you. Removable valve core: Yes, the valve cores are removable. Tube wall thickness: 1. 0mm Weight: 26 x