High-tensile, fatigue-resistant 18/8 stainless steel. 2.0 - (0.9x2.2) - 2.0 mm. If you do not feel that you can give me 5 stars for each item, PLS contact me to give me a chance to correct any issues. If there are any discrepancies in the deal, please contact with us first, we will try our best to solve with it.Before sending item, we will check all again and again, to confirm it's perfect to be sent 2. This item is in the category "Sporting Goods\Cycling\Bicycle Tires, Tubes & Wheels\Wheels & Wheelsets". The seller is "carbon-cycle" and is located in this country: CN. This item can be shipped worldwide.