Discs of Silence

Discs of Silence Heavy-Duty 4/pack Max load-capacity approx. 175kg (385lbs) Optimum operating range, eigth springs attached, 53-120kg (117-264lbs) Optimum operating range, nine springs attached, 60-135kg (132-297lbs) Optimum operating range, ten springs attached, 67-150kg (148-330lbs) Optimum operating range, twelve springs attached, 80-175kg (176-385lbs)

Discs of Silence 4/pack   Max load-capacity approx. 45kg (99lbs) Optimum operating range, 20-45kg (44-99lbs) Additional spring set increase the maximum load-capacity to approx 90kg (198lbs) and then the optimum operating range is increased to 40-90kg (88-198lbs)

Discs of Silence 3/pack Max load-capacity approx. 33kg (73lbs) Optimum operating range, 15-33kg (33-73lbs) Additional spring set increase the maximum load-capacity to approx 66kg (145lbs) and then the optimum operating range is increased to 30-66kg (66-145lbs)