Proven Part 4172864-02#50 X 63 Pitch Chain Fits Classen

#50 X 63 Pitch Chain. Compatible With Part Number 4172864-02. Fits The Following Classen Aerator Models: SA-30 SN 0000 Thru 0299 -StandAire Pro, SA-30 S/N 0000 - 0124 StandAire Pro, SA-30 S/N 0125 to Present StandAire Pro , SA-30 SN 0125 and Up -Pro Stand-Aer, SA-30A SN 0300 to 0420-Pro Stand-Aer, SA-30A SN 0421 to 0447-Pro Stand-Aer, SA-30A SN 0448 Thru 0506-Pro Stand-Aer, SA-30A SN 0507and Up-Pro Stand-Aer, SA-30ACA SN 0000 to 0100-Pro Stand-Aer, SA-30ACA SN 0101 to 0101-Pro Stand-Aer, SA-30ACA SN 0101-Pro Stand-Aer FS541V, SA-30ACA SN 0102 and Up-Pro Stand-Aer, SA-30CA - S/N 0000 to Present LawnAire ZTS and SA-30CA SN 0000 and Up -Pro Stand-Aer.

Warning: Lead-Nickel-Cancer and Reproductive Harm