ITEM NAME:Acera RD-M390 Rear Derailleur (Long Cage) - Black MTB Mountain Road Bike Description: Concave guide wheel screw Smooth/easy operation shifting performance Wide connection design for precise shifting and durability Simple design, easy to install and remove, convenient to use. Suitable for mountain bikes, road bikes and variable speed bikes etc. Specification: Material: aluminum alloy Model: RD-M390 Speed: 9 speed / 27 speed Colour: Black Specifications: Suitable for a variety of tooth change range (28-34T) Package Includes: 1 Piece RD-M390 Transmission SKU: FUZ0027571766026900.Specifications: Suitable for a variety of tooth change range (28-34T). Concave guide wheel screw. Simple design, easy to install and remove, convenient to use. Colour: Black. SKU: FUZ0027571766026900.
