Hello,I am Pawan from Hound Mobility UK. We are manufacturing e-bikes for the UK and European market. We require about 500 to 100 pairs for the first stage production in march. Currently, we are building the prototype in our research centre in India. We require a total of 4 pieces now for the prototype stage. Please us soon about this as we are on a tight schedule. Thank you. Brand Name:Powercircle500 Pieces (Bicycle Wheel) Size:24-28inches Finishing:Silver Black Powder Coating Colorful Anodized Available Wheel Material:ALLOY Spoke Hole:32-40H Type:Alloy Bicycle Rim Weight:900g Height:41mm Width:19mm Color:As request CNC:Yes Suit For:Fixed Gear Bike or as request OEM:Accept Wall:Double Option:CNC Sidewalls