SunRace Shifters - R80 Downtube Shifters

Sunrace R80 Downtube Shifters 8speed Braze or Clamp on SLR63 2:1 Actuation Ratio Speeds: (R) Index 8 (L) Friction 3/2 Mounting: (B) Brazed On Type 28.6mm / (C) Brazed On Type 44mm / (F) Brazed On Type 50mm Mounting: (H) 22.2mm Clamp / (G) Handle Bar Stem 25.4mm Clamp / (D) Downtube 28.6mm Cable Type: Slick Galvanized Casing Compatibility: (R) SP / (L) 2SP & ? Average Weight: (D) 119g / (G) (H) 134g