I was able to measure both sides successfully with Wahoo Elemnt. There is a scrape on the left arm. Note: Ultegra FC-R6800 chainring and retaining screws not included. We will not take responsibility for any undelivered items due to unclear or incomplete address provided. International Buyers - Please Note.The item "Used Pioneer Power meter Double foot measurement Cycle computer Bike Parts" is in sale since Monday, August 24, 2020. This item is in the category "Sporting Goods\Cycling\Bicycle Electronics\Power Meters". The seller is "japanist_tbdtrading" and is located in Japan. This item can be shipped worldwide.