【20 x4.0 Rim】The Fat tire bike rim with 36 holes and AV valve design, with a diameter of about 50.8 cm/20 inches and a width of about 8.4 cm/3.307 inches. The holes take 12g spokes (Spoke length need test against the hub)

        【Lightweight and durable】20X4.0 Bicycle rims are made of high quality and strong aluminum alloy material, lightweight and durable, not easy to rust. It is the best replacement rim accessory for 20 inch wide tire electric bike and snowmobile wheels.

         【Instruction for use】Nulkomma 20 x4.0 inch extra wide Bicycle rims are well made and simple in appearance, suitable for e-bikes and snow bikes with 20-inch wheels.

         【Package include】1 PC 20 x4.0 rim (Exclude the hub, spoke and tire)

        【100% Warranty】If you have any question about our products, please feel free to contact us directly for assistance, we will reply you within 12-24 hours.