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the Rockhopper features butted aluminum tubes in order to keep weight low and strength high
with its FACT carbon rails and Level 2 padding for extra comfort
Fully CNC machined Aluminum Construction
4 kg (53 lb
The Step2™ riveting process increases the Push Pin Power for increased strength and durability
Shimano Dura Ace Track Chainring 52T 11.5018.003.013 the Rockhopper features butted aluminumDura Ace 7710 series track racing chainring from Shimano. This model bears the legendary 'Dura Ace' name, and for good reason. Quality is second to none, it is strong, light and is made of anodised aluminium which is durable and looks great. As a track chainring it is intended for use with a fixed gear and cannot be combined. This chainring hasa 144mm bolt circle size and for use with standard 1 2" x 1 8" chains. It can be used with 144 BCD crank sets