Do you have any personal experience with the Sionics enhanced 2 stage? There's pretty much no info or reviews online
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Brownells has their SSA-E on sale this weekend. $140
FWIW, I put my money where my keyboard is and am waiting for my SSA to arrive.
Haven't found a site that lets a person download the filings without signing up for a paid account, but here's the Geissele patent, in case anyone cares.
http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=07600338
And for the lawyers on the board who have accounts, here's the case:
https://dockets.justia.com/docket/il...9cv04030/75445