LITTELFUSE 307020 20 AMP OBSOLETE GLASS FUSES- 10 pcsLow Price on Hard-To-Find Fuses!You are purchasing a lot of 10 LITTELFUSE 307 Series Fuses Fast Acting Glass Cartridge fuses. Part number 307020 rated 32 VDC. The size is 1/4 diameter by 1-1/4" long. These are new excess distributor stock that is now an obsolete part and that were mostly used for automotive applications in pre-1981 vehicles. will be by buyera€s choice of First Class or Priority Mail. Please note that most of the time I am not available on weekends and will answer your emails during weekdays. Thanks for looking. Be sure to add me to your favorites list! Please check out our other items!