The 2018 50 Breast Knockout competitors started with Carlos Claverie, Chuck Katis, Nic Fink, Ian Finnerty, Itay Goldfaden, Youssef El Kamash, Kevin Cordes and Levi Jensen.
In the opening round, it was Goldfaden who took the win in 27.59. Finnerty was just behind in a season best 27.60 while Fink (27.69) and El Kamash (27.76) took third and fourth.
Cordes missed out on the final with a fifth-place finish of 27.81. Katis (28.20), Claverie (28.25) and Jensen (28.65) also missed out on making the semifinals.
Goldfaden was then bumped out of the finals at Fink was dominant in 27.74 and Finnerty was right behind in 27.82. They were the only two to break 28 as Goldfaden went 28.02 and El Kamash ended his busy night in 28.17.
Fink stayed on top in the Finals by racing to a 27.69. The swim was two tenths better than Finnerty who took runner-up honors in 27.89. Fink posted the most consistent trio of the night, spanning just .05 seconds from prelims to finals.