26" Wheels 7/8/9/10 Speed cassette , HIGH QUALITY SEALED BEARINGS Super smooth
CHOICE OF INCLUDING ADDING CASSETTE 7/8/9/10 SPEED OR WITHOUT CASSETTE. 8 & 9 SPEED CASSETTE WILL BE SR SUNRUN HG20 8 SPEED, 12-32, 9 SPEED, 11-32, 10 SPEED 11-36T. 7 SPEED WILL BE SR SUNRUN CASSETTE 12-32.