3131130 BRKT REGUL

Fits Models:   72-3977-00-01 72-3977-00-02 72-3977-00-03 72-3977-00-04 72-3977-00-07 72-3977-00-08 72-3977-23-01 72-3977-23-02 72-3977-23-03 72-3977-23-04 72-3977-23-07 72-3977-23-08 72-3977-66-01 72-3977-66-02 72-3977-66-03 72-3977-66-04 72-3977-66-07 72-3977-66-08 72-7977-00-01 72-7977-00-02 72-7977-00-03 72-7977-00-04 72-7977-00-07 72-7977-00-08 72-7977-23-01 72-7977-23-02 72-7977-23-03 72-7977-23-04 72-7977-23-07 72-7977-66-01 72-7977-66-02 72-7977-66-03 72-7977-66-04 72-7977-66-07 72-7977-66-08