microSHIFT R9-B Double Front Derailleur - 9-Speed Double 46-52t Max Band Clamp Shimano Road Compatible CheckoutSpec= 400 lb The Fusion welding system leaves

The Fusion welding system leaves a perfect seamless joint that becomes the strongest section of the rim ensuring that your rim wont split if you impact at the seam

Fully polished body to a mirror like shine

Carbon fiber body with titanium spindle for light weight

larger skiers also love using the carbonfibre for how responsive they are

low-speed compression

microSHIFT R9-B Double Front Derailleur - 9-Speed Double 46-52t Max Band Clamp Shimano Road Compatible CheckoutSpec= 400 lb The Fusion welding system leavesmicroSHIFT R9 front derailleurs are precision manufactured to deliver predictable and smooth shifting. Optimized for use with Shimano 9 speed compatible road drivetrains. Durable cold forged aluminum body provides strength and weight savings Precision forged steel shifting plate for resistance to chain rub Stiff and strong hardware for reliable mounting Double or Triple Double Drivetrain Speeds 9 Front Derailleur Clamp 31. 8 (1 1 4") Front Derailleur