WTD. Spring cover for a 2008>X9 Sram rear shifter

[Grannygrinder]

I'm after one of the above as they don't list them in the spares catalogue :?
Or a complete knackered shifter.
Ta

 

[Grannygrinder]

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bump

 

[Grannygrinder]

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Its the black plastic cover in the left of the pic, held on by 2 very small crosshead screws