Even before the Parkland shooting, the gun industry was distressed.

Thriving demand for firearms after the Sandy Hook attack in 2012 and during President Barack Obama’s administration caused new gun companies to swarm the market. But many of those businesses have since scaled back or folded as enthusiasts became less nervous about potential gun legislation and less anxious to stock up.

Remington, one of the oldest gun makers in the country, said it was preparing to declare bankruptcy. American Outdoor Brands, whose Smith & Wesson brand was well represented at the show, has complained about “challenging market conditions.”

Show participants said the financial pressure on the industry and the renewed public attention on guns would make companies especially eager to bolster quality and safety — especially in military towns like Tampa and other markets with avid, discerning firearms customers.

Lindsay Potter, who, with her husband, Garrett, was operating a booth for their company, Special Ops Tactical, described herself as a “big supporter” of the N.R.A. She also said she welcomed strict background checks, believed that sellers should use their discretion to refuse sales and appreciated audits by the Bureau of Alcohol, Tobacco, Firearms and Explosives.

“We are under a lot of scrutiny,” she said. “And we should be.”