WTB SL 2000 or RDO 194

Options
Looking to purchase a single/pair of SL 2000 tweeters OR preferably a pair of RDO 194 tweeters.
Speakers: TL Monitor 10s, RTA 11TLs, Fortes, Thiel CS 1.2
Amplifiers: ]Ashly FTX 2001 III, Dynaco ST-70, DIY F6
Pre: Adcom GFP 750, Aikido Tube Pre