Brent Friehauf, David Vaughan and Swen Thompson, who helped Bowie stretch its unbeaten streak to 44 games en route to a second straight Maryland AA title, are unanimous choices for The Post's all-Metropolitan high school baseball team.

Friehauf pitched back-to-back no-hitters, allowed only four earned runs in 80 innings, finished the season 11-0 and batted .478. He was named player of the year.

The 13-player team, selected by area coaches and The Post's high school staff, includes a DH and four pitchers.

Scott Fox (Jefferson)--Had 28 hits, including seven home runs and five doubles, and batted .452 with 27 RBI; a good defensive catcher with a strong throwing arm; will attend Brown University.

Chris Katz (O'Connell)--Was 11-0 as a pitcher, with a 1.22 ERA in 77 innings; he batted .374 with five home runs and 35 RBI; he helped Knights to a 26-2 record.

David Rock (Kennedy)--Batted .500, with 26 hits, eight of them for extra bases; had 25 stolen bases; excellent fielder and formed fine double-play combination with Brian Lowe (an all-Met honorable mention); batted .420 and stole 28 bases as a junior.

John Burgess (Northwood)--Had 29 hits, 14 of them for extra bases, in hitting .508; scored 27 times and knocked in 24 runs; struck out only four times in 57 at bats; made eight errors in 72 chances in the field; 4-3 as a pitcher, with 42 strikeouts in 41 2/3 innings.

Jim Sterling (Eleanor Roosevelt)--Had 27 hits, 10 for extra bases, and scored 26 runs and had 13 RBI; stole 14 bases; good range in the field and has better-than-average arm; had a .915 fielding average.

Dan Rascher (Bullis)--Batted .575 with 42 RBI and had five home runs, nine triples and five doubles among 38 hits; a four-year starter at four positions; was 3-2 as a pitcher.

Jerry Nicks (McNamara)--Batted .581 this year and set school records for hits (43), runs scored (28), stolen bases (26), RBI (30), on-base percentage (.693) and walks (24); good speed and fine arm; made only one error.

Swen Thompson (Bowie)--Led Maryland AA champion Bowie in batting with a .484 average; had 31 hits, 14 of them doubles, and scored 26 runs and had 25 RBI; excellent hitter with runners on base and a fine outfielder with a strong arm.

Doug Bassey (Lake Braddock)--In 79 at bats, he scored 34 runs, had 36 hits, 19 RBI and batted .456; fine speed enabled him to steal 25 bases and chase down potential hits in the outfield; good arm; played shortstop last year; headed for Virginia Tech.

Danny Wright (Ballou)--An all-Met outfielder as a junior; concentrated on pitching this season; had one no-hitter, two one-hitters, an ERA of 0.12, 69 strikeouts and 12 walks in 50-plus innings; unbeaten in 18 starts over three years; batted .506 with 28 hits, 15 for extra bases.

David Vaughan (Bowie)--The other half of Bowie's left-handed pitching pair; allowed 24 hits, three earned runs, had 78 strikouts and 15 walks in 70 innings; finished 11-0 with 10 complete games; ERA of 0.40; batted .302 and had seven triples.

Brent Friehauf (Bowie)--Completed a remarkable season with a five-hit, 3-0 shutout of Springbrook in the state final; also hit a pair of doubles in that game to finish with 33 hits, 17 of them for extra bases, 38 RBI and a .478 average; pitched 80 innings and allowed 33 hits, had 118 strikeouts and an ERA of 0.44.

Jeff Bengtson (Springbrook)--Worked 79 2/3 innings, winning eight of 11 decisions with one save; pitched a one-hitter, two two-hitters and won his last four starts to put the Blue Devils in the state final against Bowie; had 87 strikeouts and an ERA of 0.51; also hit .400 with three home runs and 22 RBI.