Sierra International FS40730 Ground Bus Bar for ATO/ATC Fuse Blocks with Contains Fourteen Tin Plated Copper Tab Terminals, 1/4" Sierra FS40730 ground bus bar for ato/atc fuse blocks; Contains (14) 1/4 inch Tin plated Copper tab terminals Before ordering, please verify this is the correct part for your application. For assistance, please call sierra's Tech support at 1-877-663-8396 All sierra Parts qualify for and are covered under sierra's industry leading customer satisfaction warranty