Maxxis ultralight inner tubes for £ 3.95 (£3.55 for 2+) at BikeInn
postage is a bit steep but I think still cheapest if buy a few.
http://www.bikeinn.com/bike/maxxis-ultr ... s/120496/p
and get a bit more off with voucher code: TRADBELB3
postage is a bit steep but I think still cheapest if buy a few.
http://www.bikeinn.com/bike/maxxis-ultr ... s/120496/p
and get a bit more off with voucher code: TRADBELB3
