FSA K-Force Di2 Seatpost 31.6 x 350mm SB0 MTC 61903 Z6 is a basic affordable

Z6 is a basic affordable replacement chain for use on 6 and 7 speed bikes

This component is engineered for cycling performance offering compatibility and durability across a range of riding conditions and bike configurations

Water-repellent polyester construction

A new two-position damping system features open and rock-solid lockout positions for the ultimate efficiency when putting the power down

FSA K-Force Di2 Seatpost 31.6 x 350mm SB0 MTC 61903 Z6 is a basic affordableOne piece continuous carbon fiber construction. Forged alloy Minimal Top Clamp (MTC). Fit 7mm standard rails and 7x9mm oval rails. Integrated plastic insert sleeve for Di2 Batteries. Available with 0 or 25mm setback TECH SPECS Vendor Full speed ahead Manufacture Number 192 0072005030 Model Name K Force Light Category Seatposts