Series ALTUS Model no. FD-M315-TS Color 1 Series color 2 – Front speeds 2 Rear speeds 8/7 Compatible chain HG 8/7/6-speed Action TOP SWING Down swing – SIDE SWING – Mount Clamp band (mm) 28.6 (w/ S size adapter) 31.8 (w/ M size adapter) 34.9 E-type With bottom bracket plate – Without bottom bracket plate – Direct mount – Brazed-on – Cable adjust – Cable route type Dual-pull Top-pull exclusive – Down-pull exclusive – Front-pull – Chain line (mm) 48.8/51.8 * Chainstay angle (deg.) 64-69 Top gear teeth 36T Total capacity 14T Applicable top-mid tooth difference – Multi access cable fixing screw – Angled stroke adjust screw Angled clamp band design Multi-bearing construction – Link bushings – Front clamp band Material Steel Finish Painted Rear clamp band, base bracket Material Steel Finish Painted Clamp screw Material Steel Finish Nickel plated Bottom bracket plate Material – Finish – Outer link Material Steel Finish Painted Inner link Material Zinc plated Finish Painted Chain guide Material Steel Finish Chrome plated Cable fixing screw Material Steel Finish Nickel plated Stroke adjusting screw Material Steel Finish Zinc plated Average weight (g) (band type: L size, direct type w/ screw) – Note * Boost spec.