http://www.cyclingnews.com/features/pro ... reacto-evo
Normal 54 Geo (56 top tube) for this frame is a 159mm head tube, stack/reach 559/400, seems weird they'd say it's custom? Maybe the top tube is a bit shorter so he can run a 130mm stem? A 'sportive' version for the world champ?

Full Specifications
Complete bike specifications
Frame: Merida Reacto Evo World Champion. M/L with custom geometry
Fork: Merida Reacto
Headset: FSA
Stem: FSA OS115 130mm
Handlebars: FSA Compact 42cm
Tape/grips: Prologo
Front brake: Shimano Dura-Ace BR-9000 Direct Mount
Rear brake: Shimano Dura Ace BR-9000 Direct Mount
Brake levers: Shimano Dura-Ace Di2 ST-9070
Front derailleur: Shimano Dura-Ace FD-9070
Rear derailleur: Shimano Dura-Ace RD-9070
Shift levers: Shimano Dura-Ace Di2 ST-9070
Cassette: Shimano Dura-Ace CS-9000
Chain: Shimano Dura-Ace CH-9000
Crankset: Rotor Q-Rings
Bottom bracket: Rotor
Pedals: Shimano Dura-Ace
Wheelset: Fulcrum Racing Speed XLR
Front tire: Continental Competition
Rear tire: Continental Competition
Saddle: Prologo X Zero CPC
Seat post: Merida Reacto S-Flex
Bottle cages: Elite
Computer: Garmin
Critical measurements
Rider's height: 183cm 6ft 0in
Rider's weight: 63kg (138lb)
Saddle height, from BB (c-t): 762mm
Saddle setback: 53mm
Tip of saddle nose to C of bars (next to stem): 556mm
Head tube length: 159mm