Shimano EW-SD300-I Electric Wire SD300 for Internal Routing Size:750mm while 14 Wind Tunnel vents

while 14 Wind Tunnel vents pull air through the helmet to provide incredible cooling power that rivals our most aggressively vented road helmets

70 Bar (26 - 54psi)

Increased traction range and no chain rub for long travel bikes

AlLL-ROUND HELMET

Included in delivery: incl

Shimano EW-SD300-I Electric Wire SD300 for Internal Routing Size:750mm while 14 Wind Tunnel ventsElectric Wire SD300 for Internal Routing EW SD300 I SHIMANO E TUBE Electric Wire Internal Routing Electric Wire SD300 for Internal Routing FEATURES More compact design makes new electric components smaller and lighter Will potentially expand the future capabilities of DI2 systems For internal routing usage (wire holder included) PRODUCT SPECIFICATIONS MODEL NO EW SD300 I SERIES SHIMANO Remarks Cable length: 150 1600 mm Type For built in routing