NOS.  New Old Stock.   OEM. Original Equipment Manufacturer.  RHINO BRAND. Rotary Cutter Blade 00753842 fits Rhino SAT8 SR120 TW96
Blade measures 19-1/2" Overall length from end to end. 17-1/2" length from center of bolt hole to end of blade. 1-1/2" ID bolt hole.
3-1/2" wide.
These are NOT aftermarket blades. They are BRAND NEW blades that have been sitting in my shed for years.