AUTHOR Ultrasonic 26 2016 - triple butted alloy frame

Technical specification

Size	13.5"
Frame	triple butted hydroformed alloy 6061 26"
Front fork	alloy 6061 26"
Head parts	AUTHOR Integrated 1.5" tapered
Chain Wheel	SHIMANO Deore 38-24 teeth 170 mm cranks
BBParts	SHIMANO BB52 BB unit
Front derailleur	SHIMANO Deore (34.9)
Rear derailleur	SHIMANO XT
Shifters	SHIMANO Deore (20)
Free wheel	SHIMANO HG50-10 11-36 (10)
Chain	SHIMANO HG54
Hubs	AUTHOR Xenon Disc 32 holes
Brakes	TEKTRO Auriga disc hydraulic (6" rotors)
Brakes levers	TEKTRO Auriga WS

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