... aluminum alloy rim 3.Size: 16", 18", 20", 24" 4.Color; Red, blue, chrome,etc U-16A (16", Aluminum rim or ... , steel + ABS 7)Tyre: 16"x1.75, rubber in black or color one 8) Saddle: Leather with spring 9) Seat post: electro ... /20' FCL, 1572pcs/40' FCL, 1734pcs/40' HQ Lock support stand 16-24 inch Unicycle with support stand, different color (CE certificate)