Stiga OEM Replacement Blade 305-0529
FITS MODELS: Turbo Pro 55S, Pro55 4S, 55S4
Length 20 7/8'' (530mm)
Centre Hole 3/4'' (18.5mm)
Outer Hole 5/16'' (8.5mm)
Centre  2 9/16'' (65mm)
Width 3 5/32'' (80mm)
Thickness 5/32'' (4mm)