Instrument Strings
Martin Guitar MTCN160 Titanium Strings
Martin Guitar MTCN160 Titanium Strings, String set for acoustic guitar, Gauges: .012, .016, .026, .034, .044, .055, Titanium core wound with nickel and cryogenically treated stainless steel plain strings
https://www.bizrate.co.uk/strings/martin-guitar-mtcn160-titanium-strings-oid16032053702.html