Giro Aerohead MIPS TRI Helmet - Matt White-Silver YGroup_fox-racing-ranger-fire-jacket-YG Set of 5 expanding collets

Set of 5 expanding collets covers most bicycle bearing IDs from 6mm to 32mm

Aluminum alloy custom bend

Durable ABS hard shell

The integrated VORTEXTM ventilation channels guarantee continuous air circulation

Park Tool Adjustable Axle Set Upgrade DT-5UK

Giro Aerohead MIPS TRI Helmet - Matt White-Silver YGroup_fox-racing-ranger-fire-jacket-YG Set of 5 expanding colletsGiro Aerohead MIPS Tri Helmet THE AERO HEAD MIPS HELMET WAS DESIGNED IN THE WIND TUNNEL, TESTED ON THE TRACK, AND HAS BEEN PROVEN WITH RECORD BREAKING TIMES AT THE TOUR DE FRANCE AND IRONMAN WORLD CHAMPIONSHIPS. By using a polycarbonate shell, Wind Tunnel ventilation and internal channeling, this helmet is proven to boost cooling power while remaining aerodynamic. Additionally, Aerohead MIPS features a wrap around eye shield that offers an impressive