XLAB Delta 425 Alloy Saddle Mount: Black ModelNumber=K8509 This Shimano chainring allows you

This Shimano chainring allows you to update your Dura-Ace FC-9000 11-speed crankset with a chainring configuration to best fit your riding style

8 Color Black Material Aluminum Defined Color Black S

0 Length 12 Defined Color Red

Continuous unidirectional carbon monocoque construction

XLAB Delta 425 Alloy Saddle Mount: Black ModelNumber=K8509 This Shimano chainring allows youXLAB Delta 425 Alloy Saddle Mount: Black. The Delta Series are saddle mounted single bottle systems. Mounting chassis allows for 2 rail positions 15 degrees of rotational adjustment and 15mm of vertical adjustment to find the perfect fit. DELTA Systems allow you to place your bottle in the aerodynamic sweet spot directly behind the rider minimizing drag and maximizing time gains. TECH SPECS Color Black Bottle Type Standard Access Style Top Mount Type