Legit and Price Check on Shattered Backboards 1s

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Hey, 

looking forward to buy Shattered Backboards 1s.

Can anybody help me to verify that these are legit and with a quick price check?

Thank you in advance!

 

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Anybody?

 

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I need quick help, can anybody tell if these are legit or nah? Before I spent 400 bucks on em...