CHS0 ID Supplied Bulk Black Heat Shrink with Internal Sealant By Cast LightingCHS0 ID Supplied Bulk Black Heat Shrink with Internal Sealant By Cast Lighting Description: The new heat shrink comes in a variety of sizes (3 16, 1 4 3 8 and 3 4 in 2ft. sections) at fantastic Bulk pricing and packaging. *Connection kits including Crimps and Heat Shrink are also available. Black Heat Shrink Options: CHS316100: 3 16 ID Supplied (3 64 Recovered) Heat Shrink 100 ft. (2 ft. pieces). Used to repair #18 2 and #16 2 wire. CHS14100: 1 4 ID