Ritchey WCS Drop In Integrated Lower Headset Assembly IS42/30 MFPN=TW004-SP02 For convertible freehub and axle

For convertible freehub and axle configurations see accessories tab below for more information and parts

Axle adapters for CX/GX/MT-1110 Elite Series rear hubs

Vendor Sunlite Manufacture Number Model Name Power Shield Combo Lock Category Locks

K1 Wide (formerly Z-710): specially shaped

Adapts 51mm International Standard (IS) frame and fork mounts to 74mm post mount calipers

Ritchey WCS Drop In Integrated Lower Headset Assembly IS42/30 MFPN=TW004-SP02 For convertible freehub and axleDrop in lower assmbly with crown race. 45 45 degree angular contact bearing Titanium coated for corrosion resistance Bearing Type Cartridge Color Gold Crown Race 30 S. H. I. S Lower IS42