Pair Narrow 20″x1.5″/ 20″ X 1.75 406 – 40/47 Inner Tubes Folder Bike

• A pair of 20″ inner-tubes in a thinner size for some narrower size tyres used on folding bikes
• These will fit tyre sizes like 20″ x 1.5″, 20 X 1.6 Up to 20″ x 1.75″
• 406 rim size
• 32mm car type Schrader valve.
• 140grams per tube
• For postage cost savings we send these outloose flat packed