Fox Shox Rear Shock Mounting Reducer Kit - Alloy - 8mm x 33.8mm - 1.331 Inch YGroup_7033405112365 The S1 is an economy

The S1 is an economy package that has a fixed resistance mode

All Specialized Command

Updated Velcro cradle closure system is easy on carbon bike frames and painted surfaces

the post is rigid again

and sky blue

Fox Shox Rear Shock Mounting Reducer Kit - Alloy - 8mm x 33.8mm - 1.331 Inch YGroup_7033405112365 The S1 is an economyFox 5 piece reducer kit. This polymer reducer kit replaces the old DU bushing and aluminium reducers for less friction and longer life. Features: This design can reduce friction up to 50% over the older designs. O rings keep the elements out. The is a huge improvement over previous designs and will prolong the life. Tool free! New bushing installs by hand. Please note: Your frame's manual will tell you exactly which size you need. Some frames use