1/2" x 3/4" EARRINGS PARTS USED TO BUILD THE CRAY COMPUTER. THIS COLLAGE INCORPORATES PHOTON DETECTORS FROM AN ARRAY USED IN A PUNCH CARD READER, SCREWS, CAPACITORS, RESISTORS AND TRANSISTORS. GARNET DETAIL. HOUSED IN A CRYSTAL CAN. IN POLYMER COCOON. EARRING POSTS ARE SURGICAL STEEL ITEM # EAR8 PRICE $30.00