Led by a game-high 18 points from Kassidy Lesher, Hamburg (2-3, 8-6) tallied a 51-39 victory at Brandywine Heights (3-2, 5-7) in a Berks crossover game Monday night.
Hannah Schoenly added 16 points for the Hawks, while Sydney Lesher added another 10.
The Bullets were paced by 13 points from Lizzy Leiby and 11 from Deanna Daddona.
Hamburg hosts Schuylkill Valley on Tuesday. Brandywine welcomes Oley Valley that same night.