Industry Nine iRiX Upper IS42/28.6 Silver 5mm Cover MFPN=BALLRET5/32X22 1/2" x 11/128" chain is

1/2" x 11/128" chain is compatible with Shimano Campagnolo and SRAM 11-speed drivetrain systems

font-weight:350

(mm) 29 Bearing O

Cyclocross and Road bikes with tires exceeding 28mm

Industry Nine iRiX Upper IS42/28.6 Silver 5mm Cover MFPN=BALLRET5/32X22 1/2" x 11/128" chain isCustomize and upgrade your cockpit with iRiX options Separate upper and lower headset cup assemblies to mix and match Upper assemblies include star nut and top cover, while lower assemblies include split crown race Crown race and top cover employ removable and replaceable silicone lip seals to keep the sealed, 440c stainless steel bearings contaminant free TECH SPECS model iRiX upper S. H. I. S. IS42 28. 6 upper lower upper stack 5mm color silver