SHIMANO Dura-Ace BB-R9100 Bicycle Bottom BracketsSHIMANO Dura Ace BB R9100 Bicycle Bottom Brackets Shimano Dura Ace BB92, BB9000 Hollowtech II Bottom Brackets

Ripstop outer shell improves durability in demanding riding conditions

Removable Chest and Back Plate Inserts: Provides essential impact protection where you need it most

Lightweight Performance: Weighs approximately 1060g (ECE) and 1170g (DOT)

Reinforced top handle allows for easy grabbing and stowing during travel

High‑end 11‑ or 12‑speed groupsets

significantly enhancing brain protection for safer rides

The Giro Scamp II is Giro’s smallest helmet

Mips Evolve: Multi-Directional Impact Protection System helps redirect impact energy in certain crashes

Communication friendly: speaker pockets and mic space designed to fit popular Bluetooth comm systems

Main garment is constructed from highly breathable stretch mesh fabric for optimized cooling

The ergonomic shaping and strategically placed OrthoCell inlays reduce pressure and improve blood flow

providing advanced penetration resistance and maintaining helmet integrity