The wheel has a Tern/Weinmann double wall rim 28 Black Radial Spokes and Nutted Aluminium Silver 74mm Hub (Not Black Hub and Silver Spokes as in Picture) Can be used on many models of Dahon, Bickerton and Tern Bikes. 20" 406
Black Rim,Silver Hub and Black SS Spokes. Suits tyre sizes 20 x 1.3" - 20 x 2.00" Note this wheel diameter is 406 (NOT 451 being the so called 22" by Tern)