VG 10speed Chain Color:Silver Length:116Links Weight: 264g. Brand: RACEWORK Model: XT Product name:Hollow integrated crank Colour: Shiny black Material: Aluminum Alloy 6061-T6 Number of teeth: 9-11 speed compatible Suitable for: mountain bike Crank length:170/175MM Number of teeth: 32/34/36/38/40T Weight:About 653g(Only crank) Process: One-piece forging, anode sandblasting. Brand: SUGEK Color: Silver Number of Speeds: 10 Speed Largest Sprocket: 50T Smallest Sprocket: 11T Material: Aluminum alloy Compatible Bike Type: Mountain Bike/MTB 11-36T: 11-13-15-17-19-21-24-28-32-36T 11-40T: 11-13-15-18-21-24-28-32-36-40T 11-42T: 11-13-15-18-21-24-28-32-36-42T 11-46T: 11-13-16-20-24-28-32-36-40-46T 11-50T: 11-13-16-20-24-28-32-36-42-50T.