REAR DERAILLEUR ARDTY21BGSDL BLACK STEEL ,LONG ARM CAPACITY 34T, 11-28T DIRECT ATTACHMENT >SHIMANO<

The Shimano Tourney RD-TY21 (ARDTY21BGSDL) rear derailleur is a reliable model made of durable steel with a black finish, specifically designed for entry-level bicycle drivetrains. Thanks to its long cage design, it supports a maximum capacity of 34T and is compatible with 11–28T cassettes. The direct attachment system ensures easy installation and high stability, while the robust construction guarantees long-lasting performance. Features: Model: Shimano Tourney RD-TY21 Code: ARDTY21BGSDL Type: Rear derailleur Material: Steel Color: Black Cage: Long cage Maximum capacity: 34T Compatible cassettes: 11–28T Mount: Direct attachment Advantages: Precise and reliable gear shifting Robust steel construction for high durability Suitable for city, trekking, or recreational MTB bikes Simple and quick installation with direct attachment