This kit allows you to toggle between 3 modes with just one thumb press: 1. Built with the highest international standards, CE, EN15194 48V 1000W super powerful brushless gearless hub motor. Cutting edge all-in-one LCD display. Crank speed sensor for pedal assist. 1000W Rear Wheel Electric Bike DIY Conversion Kits Included.1000W Powerful Brushless Gearless Rear Wheel Motor. 1 pair of Top Quality Black Aluminum Alloy Brake Levers. PAS 8 Magnets High Quality Pedal Assistant Sensor. A quick lookup of bicycle wheel size name and rim diameter/ /ETRTO is below. Wheel Size Rim Diameter / ETRTO. 27" / 27.5" 584mm. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "z959588" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Republic of Croatia, Malaysia, Brazil, Chile, Colombia, Costa Rica, Panama, Trinidad and Tobago, Guatemala, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam.