model in recent yearsAdd to compareadditional accessoriesother modelsUltrasonic 24 2019Mirage 24 2019A-Matrix SL 24 2019A-Matrix 24 2019Ultima 24 2019Matrix 24 2019technical specificationgeometry and sizesphotogalleryproduct optionsadditional accessories Technical specificationSize12.5"Framealloy 6061 24"Front forkalloyHead partsPRESTINE 1-1/8"Chain WheelPROWHEEL 32 teeth 152 mm cranksBBPartsVP COMPRear derailleurSHIMANO AceraShiftersSHIMANO Revoshift (8)Free wheelSHIMANO HG31-8 11-34 (8)ChainKMC Z72HubsQUANDO Disc 32 holesBrakesTEKTRO disc mechanical (140 mm rotors)Brakes leversTEKTRO plastic / alloyRimsalloy 32 holesSpokesblack steelTiresKENDA Nevegal 24" x 2.50"PedalsresinHandlebarZOOM alloy 25 mm 600 mmGripsAUTHOR kratton rubberStemalloySeat postZOOM alloy (27.2)Seat clampAUTHOR (31.8)SaddleAUTHOR King KongSpeed8Weight12,2 kg / 12,5" Geometry and sizes Size ["] 12,5"Min. figure [cm] 130Max. figure [cm] 155S/T c-t [mm] 318S/T c-c [mm] 0T/T h [mm] 510T/T a [mm] 496H/T [mm] 130C/S [mm] 415W/B [mm] 1006S/T ang. [°] 73.5H/T ang. [°] 68F/L [mm] 395B/B drop [mm] 25B/B width [mm] 73Reach [mm] 0Stack [mm] 0F/R [mm] 45Handlebars [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 black-matt / yellow-neon12,5" = UA#42873001 additional accessoriesAUTHOR Stand AKS-09AKick Stand Author for direct frame fixation. Adjustable for size 24"- 29", Material AL6061-T6. Weight 310g. AUTHOR Stand AKS-530 RSAluminium kick stand designed for direct rear fork down tube fixation (tube profile 22 - 25mm), recomended for bicycles with rear disk brake. Adjustable ...AUTHOR Stand AKS-550A CKick Stand Author for direct frame fixation. Adjustable for size 24"- 29", Material AL6061-T6. Weight 310g.