Touring city bike Author OPUS with strong alloy frame and RST Capa suspension fork.Add to comparewhere to buyother modelsSimplex 2019-20Gloria 2020Voyage 2020Interested in other model`s year?2015201620172018technical specificationgeometry and sizesphotogalleryproduct options Technical specificationSize15", 17", 19", 21"Framealloy 6061 26"Front forkRST Capa T (80 mm)Head partsPRESTINE Integrated 1-1/8"Chain WheelPROWHEEL 42-34-24 teeth 170 / 175 mm cranksBBPartsVP COMP cartridgeFront derailleurSHIMANO TX50 (31.8)Rear derailleurSHIMANO TX55ShiftersSHIMANO Altus (21)Free wheelSHIMANO MF-TZ21 14-28 (7)ChainKMC Z51HubsQUANDO 36 holesBrakesTEKTRO 855Brakes leversSHIMANO AltusRimsalloy 36 holesSpokessteelTiresCST Classic Venice 26" x 2.00"PedalsresinHandlebarsteel 42 mm 620 / 640 mmGripsAUTHOR high density foamStemZOOM adjustableSeat postZOOM suspension (27.2)Seat clampAUTHOR (31.8)SaddleAUTHOR CourierSpeed21Weight15.0 kg / 19" Geometry and sizes Size 17" 19" 21"Min. figure [cm] 155 170 185Max. figure [cm] 170 185 195S/T c-t [mm] 432 483 533S/T c-c [mm] 0 0 0T/T h [mm] 550 560 570T/T a [mm] 541 545 552H/T [mm] 150 160 170C/S [mm] 430 430 430W/B [mm] 1049 1060 1070S/T ang. [°] 75 75 75H/T ang. [°] 71 71 71F/L [mm] 460 460 460B/B drop [mm] 45 45 45B/B width [mm] 0 0 0Reach [mm] 0 0 0Stack [mm] 0 0 0F/R [mm] 38 38 38Handlebars [mm] 0 0 0Stem [mm] 0 0 0Cranks [mm] 0 0 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