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