The Co-Op Cycles Presta Bike Tube is a high-quality rubber tube designed for 16 wheels with a 1.75-2.125 mm tire size. It features a 35MM Schrader valve for easy inflation and a sleek black color. This tube is ideal for cyclists looking for a durable and reliable option for their bike, providing a smooth ride and efficient performance on the road or trails. With the trusted Co-Op brand and the convenience of a Presta valve, this bike tube is a great choice for any cycling enthusiast. 1 New Tubes included.