XR500R plastic tank cap?

[grego]

after filling up yesterday the petrol attendant refitted and over tightened my fuel cap, causing it to crack!
does anyone have a spare cap that i can buy... XR600's and other bikes with plastic tanks should have the same cap.

 

[desertfox]

 

[Graham Ross]

 

[KLRFegen]

 

[Graham Ross]

 

[BuRP]

 

[grego]

 

[motomike]