All our bikes are fully checked and cleaned before listing for resale. Please note we do not box or post cycles. For sale Trek Marlin 6 small frame 27.5 inch wheels mountain bike. Frame size is 13 inch. Wheel size is 27.5 inch. When collecting your bike you are more then welcome to test ride it and check it yourself. I have pride in myself on trying to do my very best in helping and advising customers on what’s best for them. We will sell you a reliable bike at a fair price.