??Rockefeller JW650 The First Generation Of Sports Bike Bicycle Cycling 26 inch Aluminum Alloy Frame<br /><br />Note:<br />This product was smart bike¡ê?but now is a normal bike. A good new¡ê? -$300¡ê? it means you just need pay for $299 can get it !!!by the way there is a pity¡ê? never ever a smart bike expect you are good at Chinese. Rockefeller smart bike is a bike which stylish and intelligent combination¡ê? you worth to buy it!<br /><br />Specifications:<br />Brand: Rockefeller<br />Color: show as pictures<br />Size: 138*21*75<br />Weight: 15kg<br />Battery: 2*AAA(not includes)<br /><br />Configure Details:<br /><br /> <br />  <br />   <br />    Bicycle Frame<br />   <br />    26inch<br />  <br />  <br />   <br />    Bicycle Tyre<br />   <br />    Rockefeller special use on mountains<br />  <br />  <br />   <br />    Bicycle Rim<br />   <br />    Rockefeller 50MM Aluminum alloy<br />  <br />  <br />   <br />    Bycycle Variable Speed<br />   <br />    Japan SHIMANO 21 speed front-rear--full set<br />  <br />  <br />   <br />    Bicycle Display Screen<br />   <br />     waterproof quakeproof explosionproof Aluminium allo<br />  <br />  <br />   <br />    Baking Varnish<br />   <br />    damping<br />  <br />  <br />   <br />    Braking System<br />   <br />    press brake<br />  <br />  <br />   <br />    Baking Varnish<br />   <br />    R rubber cutting color<br />  <br />  <br />   <br />    Bicycle Hubs<br />   <br />    front-rear quick release<br />  <br />  <br />   <br />    Bicycle Bearing<br />   <br />    sealed bearing<br />  <br /> <br /><br /><br />Features:<br />With a smart display¡ê?made by aluminum alloy shell¡ê?waterproof¡ê? dustproof and shockproof.<br />Disc brake system¡ê?improve the braking effect of the front and rear wheels.<br />Handlebar with pouches¡ê?Make your riding more safer.<br />Aluminum alloy Frame¡ê?attractive appearance¡ê? and it can improve the damping effect.<br />Tire sophisticated technology¡ê? tire grip and resistance better than normal bike.<br />The front and under rear derailleurs¡ê? easy to adjust¡ê? reduce noise¡ê? start¡ê? stop¡ê? on the downhill become so easy.<br />Ergonomic seat design¡ê? comfortable and healthy.<br />Seatpost can be adjusted as you need¡ê? easy to install.<br /><br />Package includes:<br />1 x smart bike