Add to Cart Quick view 20 pcs/pack Screw 84-1427 451-19003 82-02502 84-1427 MSRP: Now: $21.66 Was: ScrewReplace OEM(s): DelcoFor: Delco 50DN Series Bus AlternatorssCondition: NewSpecification: 1/4-20 x 1/2 L MSRP: Now: $21.66 Was: Add to Cart Quick view