Plastic tubular newton spring balances. Each range is colour coded for convenience and is scaled in both grams and newtons. The spring mechanism is clearly visible; and zero adjustment is incorporated.
Includes one each of:
- 250g (2.5N)
- 500g (5N)
- 1kg (10N)
- 2kg(1N)
- 3kg (30N)
- 5kg (50N)
Length (including ring and hook): 250mm