Shimano GRX RD-RX400 rear derailleur - MTB technology for Road 10-speed The Shimano GRX RD-RX400 rear derailleur is designed for smooth, consistent rear derailleur shifting on rough terrain. Thanks to Shimano Shadow RD+ technology with on/off stabilizer, you don't have to worry about chain slaps or drops. RD-RX400 is compatible with all newer Shimano 10-speed STIs and with 10-speed cassettes up to 11-36. Are you interested in the GRX series? Then have a look at our Shimano gravel site. You will find many more products there. Specifications: Series: GRX RX400 Application: Gravel, Cyclocross, City & Touring Gearing: 10-speed Mount: standard (Direct Mount compatible) Capacity: 41-tooth Compatibility: Shimano Road 10-speed Compatibility - Chains: HG-X 10-speed Technical Information: Derailleur Pulleys: 11-tooth Outer Cage Material: steel Inner Cage Material: steel Other Materials: stainless steel, steel, aluminium, composite (GFRP) Compatibility: Shifter: ST-4700, ST-4720, ST-4725, ST-RS405, ST-RX400, SL-4700 Features: - adjustable chain stabilisation prevents chain slaps and drops - stabilizer with on/off switch to adapt to the terrain - gravel-specific tension - smooth and reliable shifting on mixed terrain - painted cage plates - 4 pivot bushings, fluorine-coated Technology: Shadow RD+ Shadow Plus rear derailleurs are just as low-profile as Shimano's Shadow rear derailleurs. In addition, a stabilizer with on/off switch is used to reduce chain slap and thus counteract chain drop. At the same time, this results in a quieter drive. Weight is also saved compared to other chain restraint devices. rm8 postage to peninsular malaysia rm15 for Sabah & Sarawak COD Petaling Jaya SS2 interested sms or whatapp me 016-249 1052 http://bicyclebuysell.com/#!brand=&page=1&priceFrom=&priceTo=&search=davidcheng&tab=search