24 inch AMIGO inner tube (ETRTO size 47-507 and 57-507) equipped with Dunlop valve with a valve length of 45 millimeters. Falls under the inch sizes 24 x 1.75, 24 x 1.85/1.90, 24 x 1.95, 24 x 2.00 and 24 x 2.125. Best value for money This strong inner tube from AMIGO is developed and produced with care, so you enjoy the best quality at a very competitive price. General specifications: Color: black Material: rubber Type of valve: Dunlop valve Valve length: ±40/45 mm ETRTO size: 47-507 57-507 Inch size: 24 x 1.75 24 x 1.85/1.90 24 x 1.95 24 x 2.00 24 x 2.125