Nutrak 700 x 35 45c presta self sealing inner tube
Nutrak 700 x 35 45c presta self sealing inner tube is a high quality inner tube that will minimise any inconvenience from punctures contains a liquid sealant that will seal a puncture in the tread area up to 3 mm wide upon rotation of the wheel durable welded butyl rubber construction great value puncture resistant replacement tube with presta valve