Shimano RDM310 Altus 7/8 Speed Rear DerailleurThe Shimano Altus RD M310 Rear Derailleur is designed for 7 and 8 speed drivetrains, delivering smooth and reliable shifting. With a 13t upper and 15t lower pulley, it ensures durability and performance. The derailleur supports a maximum cog size of 34t and a total capacity of 43t, offering excellent gear range compatibility. Ideal for both casual and serious cyclists, its easy to install and provides consistent performance in various riding
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