Can someone identify this wing?

Hi guys,

I was wondering if anyone could identify this wing I got yesterday...

https://scontent-b.xx.fbcdn.net/hpho...84849140_o.jpg

https://scontent-b.xx.fbcdn.net/hpho...94300182_n.jpg


Also, The nuts that hold it on are pretty weak when it comes to fastening...what do you guys think is the best repair?

Thanks!