Avenir Joytech/Weinmann CN520 36H Nutted Rear Wheel with 7 Speed Freewheel Hub (Silver, 27-Inch x 25mm) Weinmann CN520 alloy single wall rim with a nutted Joytec hub Spokes are 14g stainless steel 7spd Freewheel compatible hub Rim size is 27" x 25mm wide