Genuine Original 7 In-line Gotoh Sg381-07-mgt 7 Strings Guitar Locking Machine Heads Tuners ( Chrome ) Made In Japan - Guitar Parts & Accessories - AliExpress
NEW Gotoh GLN-7 Locking Nut 7-String - Top Mount Type - 48mm Width - GOLD | eBay
NS510TS-FE7 - G-GOTOH
Genuine Original 7 In-line Gotoh Sg381-07-mgt 7 Strings Guitar Locking Machine Heads Tuners ( Black ) Made In Japan - Guitar Parts & Accessories - AliExpress
Pretty sure these are Gotoh locking tuners. Any ideas on how to use them and make them lock? : r/7String
Gotoh 510FX-7 Bridge C – Thomann United States
NEW Gotoh NS510TS-FE7 Non-locking 2 Point 7-STRING Tremolo Bridge 10.5mm, CHROME | eBay