Shimano 105 11 speed Dual Control Shifter Levers compatibility (ST-5800)

The new Shimano 105 5800 series was introduced in autumn 2014.
Its main upgrade compared to previous 105 series is the adoption of 11 gears instead of 10. 

The Shimano ST-5800 Dual Shifters are available in 2 color option: "Silky Black" (L reference) or "Pure Silver" (S reference). 

The ST-5800 specification and compatibilities are:

Fortuneo-Vital 2016 Pro Cycling Team (Edit)

From 1st of January 2016, the Bretagne-Séché Environnement Cycling team becomes Team Fortuneo-Vital.

The Team main sponsor are Fortuneo bank and Vital, an online retail store for farming accessories. All from Bretagne, the region where the Team is based.

Team Fortuneo-Vital is a Continental Pro Cycling Team and it competes the 2016 UCI Europa Tour and 2016 Tour de France as a wild Card.

Team Fortuneo-Vital 2016 cycling equipment Sponsors are: Look bicycles, American Classic wheels, Selle Italia saddles, Zefal Bottle cage and bottles, Spiuk, Polar, Noret, Challenge tires, Morgan Blue, Ventura socks. 

Shimano Dura-Ace / XTR grade 11 speed Chain CN-HG900-11 (HG-X11) compatibility

Shimano Dura-Ace / XTR grade 11 speed chain CN-HG900-11 has been developed to work with all Shimano 11 speed cassettes, Road and Mountain-Bike included.

The CN-HG900-11 chain is coated with Ultra-Low Friction Sil-Tec surface treatement on the pin links, roller link plates and rollers itself.

Shimano Ultegra / XT 11 speed Chain CN-HG700-11 (HG-X11) compatibility

Shimano Ultegra / XT series 11 speed chain CN-HG700-11 has been developed to work with all Shimano 11 speed cassettes, Road and Mountain-Bike included.

Basically, CN-HG700-11 and CN-HG600-11 are the same chains (as CN-HG900-11 too) 

The only difference between those 3 chains is the Sil-Tec surface treatment. 

The CN-HG700 is treated on the pin links and roller link plates so it makes it faster and smoother than the CN-HG600 which has Sil-Tec treatment only on its roller link plates.

The CN-HG900-11 is entirely treated with Sil-Tec Ultra Low Friction.

Shimano 105 series 11 speed Chain CN-HG600-11 (HG-X11) compatibility

Shimano 105 series 11 speed chain CN-HG600-11 has been developed to work with all Shimano 11 speed cassettes, Road and Mountain-Bike included.

Shimano ST-RS685 Ultegra Disc Brake Mechanical shifting Dual Control Levers Compatibility

The Shimano ST-RS685 Dual control levers have been released in 2014 for Shimano Ultegra.

It is designed to work with Shimano BR-RS785 hydraulic disc brake calipers.

These are Mechanical shifting type, not suitable for Di2 shifting.

Shimano BR-RS785 Ultegra Hydraulic disc Brake Caliper Specification and Compatibility

Shimano BR-RS785 Hydraulic Disc Brake Caliper Ultegra grade has been released in 2014 to replace the BR-R785.

The main difference is that the new caliper has no hose angle adjustment option.