MTB007 27.5er Mountain Bike Frame (NON ISP). 31.6mm 34.9mm (Aluminum). 100% Toray T800 Carbon Fiber. If there are any discrepancies in the deal, please contact with us first, we will try our best to solve with it. It's hard to avoid damaging during the transportation, so you have to check the items carefully before you signing and receive them, we are not responsible for any damage caused by yourselves, but are responsible for damage during the transportation!If damaged already, please do refuse to sign for the parcel, the courier will send back the package to our company. You cannot get any compensation from us after received it but found it was damaged. Anyway, I suggest you never receiving it if you found it damaged, we cannot make compensation for you! 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. The item "19 Carbon MTB Frame BB30 UD Matt Mountain Bicycle Clamp 135mm QR 27.5er" is in sale since Thursday, December 19, 2019. This item is in the category "Sporting Goods\Cycling\Bike Frames". The seller is "carbonzone" and is located in GuangDong province. This item can be shipped worldwide.