Champion Series wheels are handbuilt with System Optimized Components . SBWT welded, machined-sidewall, single-eyelet rim (19.3wx30.7h). 240s-inspired hubs with stainless steel bearings and DT-Swiss patented Star Ratchet System. DT-Swiss bladed aero spokes with ProLock nipples. Includes wheel bags, rim strips, and RWS road skewers. 850g/1000g (1850g set). Features: Hand-built by DT Swiss using 100% DT Swiss components Strength Boost Welding Technology rims, DT Swiss aero double-butted spokes, ProLock hexagonal nipples DT Swiss hubs featuring the patented Star Ratchet System and stainless steel cartridge bearings Includes DT Swiss RWS and rim strip 30.7mm aero rims Includes DT Swiss Quick Release and rim strip