AUTHOR Smart 20 2023
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AUTHOR Smart 20 2023smart 20 foto1 viewdesmart 20 foto2 viewde
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Smart 20 2023-24

Colour variants
Wheel size 20"Recommended for height 115-135 cmWeight 10,0 kgLightweight alloy frameSuspension fork RST CapaSHIMANO Revoshift components 6 speedQuality tire AUTHOR Speed Master 20" × 1.75"
AUTHOR Smart is a first model with a suspension fork, because even a small rider can safely and with proper comfort overcome great challenges. Alloy frame with very good set up geometry, easy-to-use brakes and shifting with 6 speeds, alloy stem and seatpost. Very comfortable bike, which is a perfect support for its owner!
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Technical specification

Framealloy 6061 20"
Front forkRST Capa T 20 (50 mm)
Head partsPRESTINE 1-1/8"
Chain WheelPROWHEEL, 36 teeth, 127 mm cranks
Rear derailleurSHIMANO TY200
ShiftersSHIMANO Revoshift (6)
Free wheelSHIMANO MF-TZ510-6, 14-28 (6)
ChainKMC Z6
HubsQUANDO, 20 holes
Brakes leversTEKTRO alloy
Rimsalloy, 20 holes
Spokesblack steel
TiresAUTHOR Speed Master 20" × 1.75"
Handlebarsteel, 20 mm, 540 mm
GripsAUTHOR kratton rubber
Seat postalloy (27.2)
Seat clampAUTHOR (31.8)
SaddleAUTHOR Pilot
Weight10,0 kg / 10"

Geometry and sizes

Size 10"
Min. figure [cm] 115
Max. figure [cm] 135
S/T c-t [mm] 254
S/T c-c [mm] 0
T/T h [mm] 430
T/T a [mm] 427
H/T [mm] 90
C/S [mm] 360
W/B [mm] 850
S/T ang. [°] 73.5
H/T ang. [°] 71
F/L [mm] 365
B/B drop [mm] 15
B/B width [mm] 68
Reach [mm] 0
Stack [mm] 0
F/R [mm] 42
Handlebars [mm] 0
Stem [mm] 0
Cranks [mm] 0
Choose the height of the character by moving the pointer on the scale.
AUTHOR Smart 20 2023-24

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

Product options

blue / lime10" = UA#42942701

additional accessories

AUTHOR Bottle cage ABC-Junior clamp
on bike
Junior clampAuthor Junior is the special bottle cage for kid's bottle AUTHOR Mirage 350ml. Handlebar clamp ... more »
foto 1
AKS-16A C X9!Kick Stand Author for direct frame fixation. Adjustable for size 16"- 20". Material AL6061-T6 / ... more »