Super strong yet light tubular aluminium rear rack specifically designed for 29 wheel mountain bikes available for frames equipped with disc brakes topeak explorer 29er rear bike rack features mtx quicktracktrade compatible with all mtx trunkbags or mtx rear baskets 6061 t 6 hollow aluminum max weight capacity 25 kgs 55 lbs fits all 29 wheel bikes secure 4 point fixing rear light bracket bull 42x235x415cm