more ergonomic to reduce movement and prevent twisting and breakage
NEW SMALLER SHACKLE DESIGN
or a metallic compound for greater durability and better performance in muddy conditions * Steel backing plate for lower cost
Plateau intérieur en acier
or in aluminum
Shimano 34D 105 FC 5750 Argent Variation:Shimano, Y1M534020, 34T, 10-speed, BCD: 110mm, 5-Bolt, 105 FC-5750, Inner Chainring, For 50T, Aluminum, Silver more ergonomic to reduce movement* Shimano, 34T, 10 speed, BCD 110mm, 5 Bolt, 105 FC 5750, Middle Chainring, For 50T, Aluminum, Silver, Y1M534020