+2.5% Metric Wire Rope and Sheave Gauge 50mm to 80mm
16 Stainless steel Blades in 2mm steps
Sheave Gauge is +2.5%
Wire rope gauge includes -3.125% and -6.25% (ASME)
Blade sizes are
50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80mm
Size clearly engraved on each blade
Stainless steel permanent attachment point