ZZ-99-601 Chromoly #4130 Park frame Top tube:31.8 x 1.2T x 0.9T x 1.2T Down tube:34.9 x 1.4T x 1.2T x 1.4T Seat tube:28.6 x 1.4T Seat stay:1.9 x 1.2T Chain stay:1.9 x 1.2T TT: from 20.3” /20.5”/20.75”/20.90/21” Dropout:Forged BB:47mm outside and 41.28mm inside BB Shell:73mm N.W:20.3” @2.37 KGS 20.5” @2.42KGS and 20.75” @2.44KGS
Hot Sale Bike Frames
High-quality aluminum materials supplier, Original processing of pipe materials, Good and comprehensive services!!!
The industry's exemplary painting workshop, low odor, high environmental protection, high safety, standardized, orderly coating process.