Berries buys, 6 letters
Dairy deliveries, 6 letters
Eight in a peck, 6 letters
Gallon fourths, 6 letters
Ice cream buys, 6 letters
Liquid measures, 6 letters
Many containers, 6 letters
Milk purchases, 6 letters
Milk units, 6 letters
Oil amounts, 6 letters
Oilcan sizes, 6 letters
Peck fractions, 6 letters
Peck parts, 6 letters
Peck's eight, 6 letters
They're slightly bigger than fifths, 6 letters