These color-coded spring scales feature a clear plastic tubular design, a suspension ring and an oversized load hook. A zero adjustment screw is provided at the top. Overall length is approximately 7". Each color has a different graduation and weight capacity: Blue colored scale has a capacity of 250g / 2.5N with 5g / 0.05N graduations; Green colored scale has a capacity of 500g / 5N with 10g / 0.1N graduations; Brown colored scale has a capacity of 1000g / 10N with 20g / 0.2N graduations; Red colored scale has a capacity of 2000g / 20N with 40g / 0.4N graduations; Silver colored scale has a capacity of 3000g / 30N with 50g / 0.5N graduations and Gold colored scale has a capacity of 5000g / 50N with 100g / 1N graduations.
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