is there a source for tie rod's threading adjusters?

[Konstantine Bogach]

Hello,

Tie rod adjusters are killed  by local alignment shop.  Of course, they 
were frozen.   Guys could not move them but 17mm hex was mangled.   I 
had to remove whole tie rods and was able to remove adjusters with help 
of heat and wise.   Even though I can use them one more time I'd love to 
replace them if they  are obtainable.   Are  they?

Thanks.
Konstantin.
200tq '89
200tqa '89
S4 '93  (the patient)