AUTHOR Aura 44 Disc 2016 - triple butted alloy frame

Road bike Author Aura 44 disc is a hot new in collection 2016! Thanks to mechanical disc brakes bike is very easy to control, exact dosage of braking power provides a much better sense of security and stability, that will increase your performance. Other advantages include SHIMANO Tiagra components, compact chain wheel or shorter AUTHOR stem. The frame geometry is designed to suit sport-recreational cyclists. I.e. does not take care only about performance but also about riding comfort.

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Technical specification

Size	480, 500, 520, 540, 560, 580 mm
Frame	triple butted alloy 6061
Front fork	AUTHOR alloy 1.5" tapered
Head parts	PRESTINE Integrated 1.5" tapered
Chain Wheel	SHIMANO Tiagra Compact 50-34 teeth 170 / 172.5 / 175 mm cranks
BBParts	SHIMANO Tiagra BB unit
Front derailleur	SHIMANO Tiagra (31.8)
Rear derailleur	SHIMANO Tiagra
Shifters	SHIMANO Tigrra (20)
Free wheel	SHIMANO HG500-10 11-32 (10)
Chain	SHIMANO HG54
Hubs	QUANDO Road Disc 32 holes
Brakes	TRP Spyre disc mechanical (160 mm rotors)

Brakes levers	SHIMANO Tiagra
Rims	JALCO DRX 27 32 holes
Spokes	black stainless steel 2.0 mm
Tires	VITTORIA Zaffiro Pro kevlar 700 x 25c
Handlebar	AUTHOR 440 / 460 mm
Tapes	AUTHOR suede / gel
Stem	AUTHOR
Seat post	AUTHOR (27.2)
Seat clamp	AUTHOR (31.8)
Saddle	AUTHOR Aura
Speed	20
Weight	9.9 kg / 54cm

Geometry and sizes

Size ["]	480	500	520	540	560	580
Min. figure [cm]	154	160	168	176	186	193
Max. figure [cm]	162	170	178	188	195	202
S/T c-t [mm]	480	500	520	540	560	580
S/T c-c [mm]	440	460	480	500	520	540
T/T h [mm]	525	532	542	556	570	583
T/T a [mm]	512	519	529	543	556	570
H/T [mm]	125	140	155	170	185	200
C/S [mm]	425	425	425	425	425	425
W/B [mm]	998	1000	1005	1014	1021	1029
S/T ang. [°]	74.5	74.2	74	73.7	73.3	73
H/T ang. [°]	71.5	71.8	72.2	72.5	72.8	73
F/L [mm]	373	373	373	373	373	373
B/B drop [mm]	72	71	70	70	69	68
B/B width [mm]	68	68	68	68	68	68
Reach [mm]	0	0	0	0	0	0
Stack [mm]	0	0	0	0	0	0
F/R [mm]	45	45	45	45	45	45
Handlebars [mm]	0	0	0	0	0	0
Stem [mm]	0	0	0	0	0	0
Cranks [mm]	0	0	0	0	0	0

max min

The recommended size and stature are just indicative. It is recommended to always consult your choice with the dealer.

S/T c-t - seat tube (center-top), length of the seat tube from the middle of BB parts to its peak
S/T c-c - seat tube (center-center), length of the seat tube from the middle of BB parts to an axle of the upper tube
T/T h - top tube horizontal, horizontal lenght of the upper tube
T/T a - top tube actual, real lenght of the upper tube
H/T - head tube, head tube lenght
C/S - chain stay, chain brace lenght
W/B - wheel base, wheelbase (front and rear axle lenght)
S/T ang. - seat tube angel, angle between the seat tube axis and an imaginary line connecting the axes of the front and rear wheel
H/T ang. - head tube angel, angle between the head tube axis and an imaginary line connecting axes of the front and rear wheels
F/L - fork length, fork length from the head parts bottom to the middle of the front wheel
B/B drop - bottom bracked drop, lenght between an imaginary line connecting wheels centers and BB parts, measured from BB parts
F/R - fork rake, distances between the head tube axis and fork axis measured at center of the front wheel, so-called. off set