Even on a bike, your kid is already a partner also for cycling trips. The 20-inch bike Author Energy will support the little rider on first longer trips. Firm steel frame, easy-to-operate brakes and Revoshift shifting. Wherever you go, your rider will enjoy the journey to the fullest.Add to comparewhere to buyadditional accessoriesother modelsRecord 20 2021Smart 20 2021Cosmic 20 2021Melody 20 2021Energy 20 2021Interested in other model`s year?201620172018201920202021technical specificationgeometry and sizesphotogalleryproduct optionsadditional accessories Technical specificationSize10"Framehi-ten 20"Front forkhi-tenHead partsVP COMP 1"Chain WheelPROWHEEL 36 teeth 127 mm cranksBBPartsVP COMPRear derailleurSHIMANO TY200ShiftersSHIMANO Revoshift (6)Free wheelSHIMANO MF-TZ510-6 14-28 (6)ChainKMC Z6Hubssteel 32 holesBrakesTEKTRO VBrakes leversTEKTRO plastic / alloyRimsalloy 32 holesSpokessteelTiresAUTHOR Speed Master 20" × 1.75"PedalsresinHandlebarsteel 20 mm 540 mmGripsAUTHOR kratton rubberStemalloySeat poststeel (25.4)Seat clampAUTHOR (28.6)SaddleAUTHOR PilotSpeed6Weight10,6 kg / 10" Geometry and sizes Size 10"Min. figure [cm] 115Max. figure [cm] 135S/T c-t [mm] 254S/T c-c [mm] 0T/T h [mm] 435T/T a [mm] 419H/T [mm] 90C/S [mm] 360W/B [mm] 835S/T ang. [°] 73H/T ang. [°] 72F/L [mm] 316B/B drop [mm] 10B/B width [mm] 68Reach [mm] 0Stack [mm] 0F/R [mm] 35Handlebars [mm] 0Stem [mm] 0Cranks [mm] 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 Photogallery Product options silver / red10" = UA#42931501 orange / black10" = UA#42931511 additional accessoriesAUTHOR Bottle cage ABC-Junior clampAuthor Junior is the special bottle cage for kid's bottle AUTHOR Mirage 350ml. Handlebar clamp d. 22,2 - 25,4 mm. AUTHOR Bottle cage bracket AO-R5Universal handlebar bracket for bottle cage fixation, for diameters 25,4 - 31,8 mm.AUTHOR Stand AKS-16A C X9Kick Stand Author for direct frame fixation. Adjustable for size 16"- 20". Material AL6061-T6 / steel. Weight 162 g.