Add to Cart Quick view 20 pcs/pack Insulator 42-1329 185-12085 30-5002 42-1329 MSRP: Now: $16.64 Was: InsulatorReplace OEM(s): DelcoFamily: 50DNFor: Delco 50DN Series Bus AlternatorssUsed On: Transit Bus ApplicationsComposition: PlasticCondition: NewID: 0.323in / 8.2mmLocation Used: Field & Relay... MSRP: Now: $16.64 Was: Add to Cart Quick view