Set of 7 high quality tubular spring scales, featuring dual gram/newton measurement, clear acrylic body, simple zero adjustment, and color coding. Pink Scale = 100g/1N Blue Scale = 250g/2.5N Green Scale = 500g/5N Brown Scale = 1,000g/10N Red Scale = 2,000g/20N White Scale = 3,000g/30N Yellow Scale = 5,000g/50N