All pass EN standard test. The wheels will come with brake pads, rim tapes, skewers and valve extender!If the item is defective within 1 year due to quality issue, we will repair or replace it for free(according the products). This item is in the category "Sporting Goods\Cycling\Bicycle Tires, Tubes & Wheels\Wheels & Wheelsets". The seller is "carbonwheels" and is located in this country: US. This item can be shipped to United States.