Shimano Tourney RD-TY18B 5/6 Speed Rear MTB Derailleur Short Cage Bolt On | eBay
Shimano SIS RD-TY15 Rear Derailleur | eBay
Achetez des Shimano RD-Type 15 Dérailleur Arrière 5V Medium Cage - Argent chez HBS
New 7 speed commuter with Shimano SIS index. No noise on stand, shifts smoothly but low clanking sound on road when pedaling in 4th & 5th though not other gears : r/bikewrench