These tubes are rated as fitting tyres from 1.75" to 2.125",but we have fitted them into 1.5" tyres (on a common width rim; 32mm external) with no problem.
Weight: 109g.
Weight: 78g. Shipping Weight: 97g.
Moruya Bicycles. ABN 27 559 728 517. 10 Ford St Moruya NSW 2537 Australia.