COMBO PACK Smith Corona H Series Correctable Typewriter Ribbon and Lift-off Correction Cassette Compatible Premium Quality Replacement Black correctable ribbon H-Correctable Ribbon #21000 replacement. Lift-off Correction Cassette for H Series #21060 replacement. For best results replace both the ribbon and lift-off tape. Just as pictured. This is the Generic Replacement Combo pack THIS IS A REPLACEMENT GENERIC ITEM AS SMITH CORONA IS NO LONGER IN BUSINESS