... : Novirani.com bottom bracket:Press-fit BB86 sealed bearing brakes:Tektro R540 forged-alloy dual pivot w/ cartridge pads cassette:SunRace ... seat tube & PIIS BB86 shell, double water bottle mounts, forged-road dropout w/ replaceable derailleur hanger front derailleur:Shimano Sora, band ... , folding wheelset:Oval 327 aero alloy clincher, 20/24H precision road hubs, stainless bladed spokes