Kinetix Comp WTB Grey Rimmed wheels can be used on many models of Dahon and Tern bikes. Front Hub: Black Q-release Aluminium 28 hole, cup and cone adjustable, 74mm width. Rear hub: BLACK Cassette type Hub that fits 8/9/10 speed, semi-sealed Bearing. Aluminum with FreeHub Q-release, 28 Hole 130mm width. Colour: Grey rims, Black SS Spokes. Rear Wheel 2 Cross and non drive side Radial Stainless Steel spoke pattern. Front Wheel Radial Black Stainless Steel spoke pattern. ETRTO 406 x 15C Dahon and Tern used tyre sizes (406) 20 x 1.3", 1.50", 1.75"and 2.0" on various models that used this rim. The Q - release Skewers and Rim Tapes are included .