Industry Nine iRiX Upper Specialized IS42/28.6 Red 5mm Model=40-Series ZS - Zero Stack Headset model CSRX1 freehub type HG11

model CSRX1 freehub type HG11 speed 11 range 11-36 cogs 11

Offers up to 300 lumens of output and a highly disruptive Daytime Flash mode

clamp color green

model FCM954 length 175mm direct mount/BCD 64/104mm with 22/32/44t configuration 3x9sp spindle interface 24mm (68/73mm BB) chainline 50mm material aluminum color black

Industry Nine iRiX Upper Specialized IS42/28.6 Red 5mm Model=40-Series ZS - Zero Stack Headset model CSRX1 freehub type HG11Customize and upgrade your cockpit with iRiX options Made exclusively for Specialized frames with molded in internal bearing cups. Frame 42mm ID with 6. 5mm depth to where the 45 degree taper begins Upper assemblies include star nut and top cover Top cover employ removable and replaceable silicone lip seals to keep the sealed, 440c stainless steel bearings contaminant free Compatible models: aluminum mountain bikes (except pre 2017 Chisel HT