2018 PBA50 River City Extreme Open Finals Step 2. In the second match Kretzer, who was trying for his first PBA50 Tour title, took on No. 3 qualifier four-time PBA50 Tour winner Lennie Boresch Jr., <br /><br />The PBA50 Tour regular season concludes with the season’s final major when Spectrum Lanes in Wyoming, Mich., hosts the PBA50 Cup presented by DV8 Aug. 9-12. Players 60 and over will conclude the season with the PBA60 Dick Weber Championship Aug. 14-16 at Pro Bowl West in Fort Wayne, Ind.
