They've been around since at least the 1990's. I've bought several firearms from them in the past.I have not purchased from here, but here is an FX-9 carbine for $650 plus $20 shipping:
Freedom Ordnance FX-9 Carbine 9mm Luger AR-15 16 33+1 Black Hard Coat Anodized 6 Position Stock
Discover the versatility of the Freedom Ordnance FX-9 Carbine in 9mm Luger, featuring a 16" barrel, 33+1 capacity, and a sleek Black Hard Coat Anodized finish. With a 6-position stock for customizable comfort, this semi-automatic carbine offers reliable performance for your shooting needs...centerfiresystems.com
View attachment 228316CZ Shadow 2 SA/DA 9mm 4.89' Non-Tilted Barrel 17rd Black w/ Blue Grips (+$14.99 Shipping)
<p>In recent years, the SP-01 Shadow has taken the competition circuit by storm. In USPSA Production Division, CZ pistols are now used by twice as many top-level competitors than any other maker. Given that popularity, it was high time to up the ante.</p> <p>Starting from scratch, CZUB engineers...www.familyfirearms.com
$993
$20 shipping, no tax.