Tubes Continental, Cycling, Outdoor Recreation, Sports & Outdoors, Tires & Tubes Continental MTB Light 29 x 1.75-2.5″ Tube Presta 42mm Review by Coyotea September 21, 2018 No Comments This fits your . Make sure this fits by entering your model number. Continental Bicycle Inner Tube MTB 29?Light Sv 40, 0182321 29 inches Brand New