Schwalbe

Ice Spiker Pro Tire - 29 x 2.25, Tubeless, Performance, RaceGuard, Double Defense, 402 Aluminum Stud

The "turbo" of studded tires. With up to 402 studs (depending on the size and width) it bites firmly into icy roads. The tungsten carbide core of each stud is clad in weight-saving aluminum. 

• 402 Alloy/Tungsten studs
• 935g
• Please note, in order to ensure that spikes are permanently fixed, tires should be run in for about 40km (25 miles) on asphalt, while avoiding any fast acceleration or heavy braking.