Specification

Frame:

Main frame--Cr-Moly

Seat:

Cr-Moly combine alloy w/breathable cover

Seat could foldable; seat angle could be adjustable.

Handlebar:

alloy; adjustable.

Shifter:

Shimano Dura Ace Bar End Shifter.

Brake lever:

alloy with lock key.

F/derailleur:

Shimano 105

R/derailleur:

Shimano XT

Crank:

alloy; 52/42/30T w/chain cover

Freewheel:

Sram P-970 11-34 

Chain:

KMC Z9000

Spoke:

14# stainless

Rim:

alloy; double wall

Tire:

2 x20"(406mm) in front, 1 x26"(559mm) in rear

Pedal:

One side clipless alloy pedal.

Brake:

mechanical disc brake in front

B.B.:

BB-7420AL

Option:

rear rack; fender set; head rest.