FOX Proframe RS HelmetBOA Fit System Mips Integra Split Adjustable visor Under visor GoPro Mount Multi sized cheek pads to optimize fit Lightweight, next level full face helmet The Proframe RS Helmet takes the lightweight breathability of the Proframe and takes it to the next level of safety and performance. Featuring the all new Mips Integra Split protection system, which combines a dual density foam for high and low speed impacts and a low friction layer between the two

number of gears per shift: 3 (main lever

Light change operation

compact storage box for the PRO Smart Bottle Cage

Compatible chain    : HG 8-speed

IRTEM910ME (180 mm | external serration)

DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention

front difference 0T

battery type: Li-Ion

originally created with a goggle lens and wire coat hanger

the weight is reduced to the minimum and maximum rigidity and speed shifting accuracy are achieved

Compatible rear derailleur type: LINKGLIDE system 9-speed

Series: SHIMANO TOURNEY TX800 SERIES