The Shimano Altus RD-M2000 9 speed rear derailleur is part of Shimano’s entry-level off-road offering. It features the low-profile Shadow mechanism to keep the derailleur sleek, and a wider linkage increases stiffness to ensure precise shifting.
- Hyperglide technology for precise and reliable shifting
- Shadow mechanism for a sleek, low profile
- Wider linkage ensures durability and more precise shifting
Specifications 
- 9 speed rear derailleur 
- Attaches via derailleur hanger
- Compatible chain: HG
- Low sprocket max/min: 36/32T
- High sprocket max/min: 12/11T
- Total capacity: 45T