The championships were held in Wagga Wagga between April 12 and 19.
Olympian Mitchell Iles, representing Echuca, was the champion in the double rise championship, nailing 107 of 110 targets.
Local veteran of the sport Stephen Atkins continues to shoot at a high level, making 106 from 110 to win the AA and senior categories.
The two Echuca reps went to a tie break after both starting 98 from 100, with Iles narrowly prevailing over the extra 10 shots.
In the single barrel, there was more Echuca success, as Andrew Feik was the senior high gun winner after connecting with 107 of his 110 shots, while Chris Figgins was third in that event and topped the A category with 96 of 100 hits.
In the champion of champions event, Trevor Harbor hit on 119 of his 125 shots to finish third in B-grade, while also finishing second in the grade in double barrel, single barrel and the point score championship.
The Echuca squad prevailed in the national team championship, with Iles, Atkins and Fiek joined by Steven Traill and Rhys Eeles in the squad.
Atkins also joined the victorious Victorian team in the shoulder to shoulder state teams match.