AUTHOR Ultrasonic 26 2020-21

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	SUNTOUR Zeron 32 teeth 160 mm cranks
BBParts	SUNTOUR BB unit
Rear derailleur	SHIMANO Deore
Shifters	SHIMANO Deore (10)
Free wheel	SHIMANO HG500-10 11-42 (10)
Chain	KMC X10
Hubs	AUTHOR Xenon 32 holes
Brakes	PROMAX disc hydraulic (6" rotors)
Brakes levers	PROMAX

Rims	AUTHOR Argon 26 32 holes
Spokes	stainless steel hi-ten 2.0 mm black
Tires	CST B-Trail kevlar 26" x 2.10"
Pedals	alloy
Handlebar	AUTHOR Flat Top bar 0 mm 600 mm
Grips	AUTHOR kratton rubber
Stem	AUTHOR alloy
Seat post	AUTHOR alloy (31.6)
Seat clamp	AUTHOR (34.9)
Saddle	AUTHOR Champion CR
Speed	10
Weight	10,5 kg /13,5"

Geometry and sizes

maxmin

~~Choose the height of the character by moving the pointer on the scale.~~

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

additional accessories

L&R35 X7Bottle cage Author ABC-35, easy bottle removing from side direction (left or right according the fix ... more »

1/2

L&R05Bottle cage AUTHOR ABC-L&R05 designed for easy bottle removing from side direction. It is lightweigh ... more »

1/2

S381 QF9 X7The Author saddle bag A-S381 is the easy bag with the Quick Fix 9 bracket for easy click ON/OFF and ... more »

1/2

AKS-500 RKick Stand Author for rear fork fixation. Adjustable for wheel diameter 24"-29". Material AL606 ... more »

1/2

AKS-530 RSAlloy kick stand designed for direct rear fork down tube fixation (tube profile 22 - 32 mm), recomen ... more »

1/2

AXP-810-UniRear mudguard AUTHOR, for seat post tube mounting, easy insertion/ slide out, fabric plastic. For si ... more »

1/5

X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g. more »

1/2

X-FlapAuthor X-Flap is a lightweight and effective front mudguard for MTB suspension bikes. Compatible wit ... more »

AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-27,5" with universal attachment. Th ... more »

AUTHOR Ultrasonic 26 2020-21Archivní model 2020