16" FIT FOR PERSON 120-155CM
18" FIT FOR PERSON 140-165CM
20" FIT FOR PERSON 160-175CM
24" FIT FOR PERSON 170-190CM
16?????:38*18*55 ??/??:4.5/5.2KG 18?????:43*18*59 ??/??:5/5.5KG 20?????:48*18*63 ??/??:5.5/6.2KG 24?????:58*18*71 ??/??:5.9/6.8KG