{"product_id":"ridgeback-dimension-20-2026","title":"Ridgeback Dimension 20 - 2026","description":"\u003cp\u003eThe lightweight Dimension 20 is the perfect kids bike for riders aged 5½ and upwards who are making the exciting move to gears and going further than ever before!\u003c\/p\u003e\n\u003cp\u003eDesigned with a light aluminium frame, fork and parts, the Dimension 20 is easier to manage, making every ride smoother and more enjoyable. Wide-range 7-speed Shimano gearing tackles the ups and downs with ease, while an adjustable fit ensures the bike grows along with your little rider.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy-Pedal Crank\u003c\/strong\u003es — Our pedal cranks are ergonomically correct, proportional to the child's leg length. They also place the pedals closer to the bike's centre so that children can pedal as smoothly and naturally as possible.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSmaller Grips\u003c\/strong\u003e — Our handlebars and grips are narrower diameter so they fit small hands better, for confidence and control as well as better ability to reach the brakes safely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFaster Tyres\u003c\/strong\u003e — Special edition Nutrak Speedsters with puncture resistance and reflective sidewalls roll comfortably and smoothly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLowered Frames\u003c\/strong\u003e — Our frames are lower where it counts, making it easier to get on and off and increasing clearance for greater confidence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSteering Limiter\u003c\/strong\u003e — To help prevent falls when learning to co-ordinate pedalling and cornering, the steering has a limit stop that helps avoid an over-steering situation.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003cbr\u003e\n\u003c\/h5\u003e\n\u003cdiv class=\"markdown markdown-main-panel enable-luminous-fast-follows enable-updated-hr-color stronger\" id=\"model-response-message-contentr_b0b1fe405866688b\" aria-busy=\"false\" aria-live=\"polite\" dir=\"ltr\"\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eAge Range: \u003c\/strong\u003e5.5 to 8.5 years\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eHeight Range: \u003c\/strong\u003e112cm to 130cm\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eInside Leg Range: \u003c\/strong\u003e50.5cm to 61cm\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eFrame: \u003c\/strong\u003eButted 6061-T6 heat-treated aluminium\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eFork: \u003c\/strong\u003e6061-T6 heat-treated aluminium\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eHandlebars: \u003c\/strong\u003e19.0mm OD grip area, 520mm W, 40mm rise, 10° sweep\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eGrips: \u003c\/strong\u003e19.0mm ID Velo grips, Kraton rubber\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eStem: \u003c\/strong\u003e40mm extension, 10° rise, 25.4mm clamp\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eSaddle: \u003c\/strong\u003eMadison, soft PU foam padding, 236L x 140W\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eSeat Post: \u003c\/strong\u003e27.2 x 250mm, all aluminium\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eHeadset: \u003c\/strong\u003eUpper: ZS44\/28.6 | Lower: ZS44\/30\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eTyres:\u003c\/strong\u003e Nutrak by Vee - Speedster 20\" x 2.0\", reflective strip and flat-resistant belt, natural colour sidewall\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eRims:\u003c\/strong\u003e Aluminium, machined sidewall with wear indicators, 32H F+R, Car-type valve\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eFront Hub: \u003c\/strong\u003eAluminium, M6 bolted axle\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eRear Hub: \u003c\/strong\u003eShimano FH-N300 freehub, nutted axle\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eShifters: \u003c\/strong\u003eShimano SL-M315 trigger shifter, Jagwire LEX-SL lubricated cable housing\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eRear Mech: \u003c\/strong\u003eShimano RD-TY200 short cage w\/ protective bash guard\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eCassette: \u003c\/strong\u003eShimano CS-HG210 cassette, 7 speed, 12-32T\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eChain: \u003c\/strong\u003eKMC, silver\/grey finish\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eCranks: \u003c\/strong\u003eForged aluminium, low Q-factor design, 114mm length\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eChainring: \u003c\/strong\u003e34T, aluminium, double chain retention discs\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eBottom Bracket: \u003c\/strong\u003eThun Germany, sealed bearings, CrMo 113mm axle\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003ePedals: \u003c\/strong\u003eNylon resin compact pedals, ball-bearings\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eBrake Levers: \u003c\/strong\u003ePromax BL367-AL, reach adjustable, aluminium body\u003c\/p\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cstrong\u003eBrakes: \u003c\/strong\u003eAluminium V-brake, adjustable linear spring, Jagwire LEX-SL lubricated cable housing\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ridgeback","offers":[{"title":"Bengal Blue","offer_id":57718004613451,"sku":"RB1681000","price":399.0,"currency_code":"EUR","in_stock":false},{"title":"Sherrington Sand","offer_id":57718004646219,"sku":"RB1681100","price":399.0,"currency_code":"EUR","in_stock":false},{"title":"Perfectly Plum","offer_id":57718125199691,"sku":"RB1681200","price":399.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/8377\/1979\/files\/rb1681000_dimension20_blue_detail_01.jpg?v=1782727129","url":"https:\/\/www.simplebikestore.eu\/da\/products\/ridgeback-dimension-20-2026","provider":"Simple Bike Store","version":"1.0","type":"link"}