12 x 2 125 inner tube straight valve Trottinette The off-centre design makes the

The off-centre design makes the valve easier to access when inflating

Each inner tube is fitted with an angled TR87 valve

40 (60-406)

Hub bore: 20 mm

75 (44-407)

12 x 2 125 inner tube straight valve Trottinette The off-centre design makes theList of Compatible Tyre Sizes These 12 inch bike inner tubes are designed to fit tyres ranging from 1. 75 to 2. 125 inches in width. If the size printed on the sidewall of your tyre appears in the list below, you can order these inner tubes with complete confidence. 12x1. 75 (47 203) 12x1. 75 (44 203) 12x1. 85 (47 203) 12x1. 90 (47 203) 12x1. 95 (54 203) 12x2. 00 (50 203) 12x2. 10 (54 203) 12x2. 125 (57 203) If your tyre size is not listed above,