plastic welding tabs back onto fender

[Dean77]

Hi guys, the plastic tabs that bolt my fender onto the fork have broken off - can anyone recommend someone to fix them (perhaps plastic welding?) rather than buying and painting a whole new fender ?
Thanks,
Dean.

 

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[Dean77]

 

[Exploratio]

 

[Dean77]

 

[Exploratio]

 

[Dean77]

 

[Fudmucker]

 

[GRIM]