CDH G4-II Gas Frame 195mm 3.4L; For 4-Stroke Engines w/ Mounting Plate. rear width:195mm
Requirement on seatpost:27.2mm; Requirement on headset size:1 1/8";
Requirement on petcock fuel valve:10*1.5mm; Gas Tank Cap included;
Bottom Bracket 1.732" /44mm diameter; the width and Inner Diameter(including depth of screw) of the bottom bracket:68mmx35.4mm/2.677inx1.3937in
PLEASE NOTE 1: the best safe speed if racing: 35km/h If buyers' bike rear wheel is with quick release,we suggest buyers do not buy the gas frame unless buyers are professional. Any questions,please contact us firstly! we can help you solve the problem until you are satisfied.
please clean the inner painting of the bottom bracket before you assemble the crankset
