Designed to replace Specialized Part Number - S182600001 -for use with SHIMANO EQUIPPED bikes. This product is not SRAM compatible.

The use of a direct mount hanger will - 

These hangers are CNC'd from 7075 T6 Aluminium and weigh just 13.7g

This hanger is compatible with the following SHIMANO ROAD derailleur in both Mechanical and Di2

YOU WILL NEED TO REMOVE THE B-LINK FROM YOUR ORIGINAL DERAILLEUR IN ORDER FOR THIS PRODUCT TO WORK CORRECTLY. FAILURE TO DO SO WILL RESULT IN POOR GEAR CHANGES AND/ OR YOUR GEARS FAILING TO INDEX COMPLETELY. Please see link to explain - 

https://bike.shimano.com/en-EU/technologies/component/details/direct-mount-rear-derailleur.html

This hanger is designed to fit the following models of Specialized Disc Brake equipped bikes using Bolt Thru axles:

As with all bike part purchases please check compatibility before purchase. Feel free to contact me should you have any queries.