Brompton Schwalbe presta valve Inner tube 16 inch for P Line, Black

Supplied as shown - with no box - as supplied from Brompton. Note: This is actually the Schwalbe SV4 inner tube, but supplied by Brompton and not in a box. This tube has a Presta valve and is designed for use on the Brompton P Line which has a smaller hole drilled into the rim (for this valve type) This tube should not be used with a standard Brompton rim unless you use an adapter (as the valve hole on those rims is too big) This inner tube fits ETRTO tyre sizes as shown below (not just Bromptons): 37-340 - 16 x 1 3/8" and 400 x 35A 28-349 - 16 x 1 1/8" 37-349 - 16 x 1 3/8" 28-355 - 18 x 1 1/8" 35-355 - 18 x 1.35"