... ,factory supply 4,ISO2000,CCC bicycle inner tube for sale 1,various size tube 2,competitive price 3 ... ,factory supply 4,ISO2000,CCCbicycle inner tube for sale Information about the products:1,Rubber content;10 ... %,20%,30%,40%(different rubber content for different users)2,Popular pattern and rich size. ... 20 days8,Port:Qingdao9,Payment terms:L/C,T/T,Western Union10,Sample: we can supply free of ...