cyclingcolors Unisex_Adult 3701260818134 Inner Tube, Black, 700x19/23C

Amazon

Set of two (2) bicycle inner tube; ideal for road bike, race, gravel, fixie, singlespeed, etc. Size: 700x19/23C; the outer diameter of the tire is 700 mm (value indicated on your tyre side) and the section (or width of the rim) ranges from 19 to 23C; PRESTA type valve (French valves, small valves); the cap is a dust cap, only the valve nut allows the sealing (check its proper closure after inflation); Thanks to this set of two (2) air chambers, no more rolling without a spare chamber!

Amazon Marketplace

Set of 2 (2) bicycle inner tubes; ideal for road types, racing, gravel, fixie, singlespeed, etc. Size: 700x19/23C; The outer diameter of the tyre is 700mm (value indicated on your tyre side) and the section (or rim width) is 19 to 23C; PRESTA type valve (french valves, small valves); the cap is only dust cover, only the valve nut allows the seal (check its good closure after inflating); With this set of two (2) inner tubes, you won't have to ride without a spare chamber