BMC: Create. Ride. Explore. Designed to let young riders shred with confidence, be comfortable and in total control. Twostroke AL 20 fits kids from 5 to 8yrs, so they can grow with their bikes. Lightweight, dependable and fun! FEATURESLIGHTWEIGHT FRAME: Double butted tubes for a lightweight frame with a distinctive and premium look.TAILORED ERGONOMICS: Bars, levers, cranks and saddle are tailored for the ergonomics of young riders for a comfortable and custom-made ride.DEDICATED GEOMETRY: Inspired by our MTB’s and adapted to smaller riders for intuitive and reliable riding.POWDER COATING FINISH: Durable and ecological solution to withstand years of daily use.CONTROL AND SAFETY: Hydraulic brakes and high volume tires provide control and safety on various surfaces with low rolling resistance.TWOSTROKE AL 20 STICKER KITS: The bike can be designed to your own taste with the Twostroke AL 20 sticker kits.SPECSFRAME: Twostroke AL 20 Lightweight Aluminium with Powder Coat Finish1 1/8 Head TubeBSA Threaded Bottom Bracket140mm Post Mount9X135mm QRFORK: Twostroke AL 20 Lightweight Aluminium with Powder Coat Finish140mm Post Mount9X100mm QRGEARS: 1x8CHAINWHEEL: Lightweight Forged Alloy Cranks 32T 1x Specific Narrow Wide Chainring 127mmCASSETTE: SUNRACE 11-34TCHAIN: SRAM 8spdREAR DERAILLEUR: SRAM X4, Medium CageSHIFTERS: SRAM X4 8spd TriggerBRAKES: TEKTRO HD-M286, Short Reach Levers, 140mm RotorsHANDLEBAR: SDG Slater Handlebar, 650mm Wide, 20mm Rise, 19mm Bar Ends, 31.8mm Clamp.STEM: BMC 40mm Length, ± 6 AngleSEATPOST: Alloy 27.2mmSADDLE: SDG Fly JrHUBS: CNC Machined Alloy Hub Body, Sealed Bearings, Quick ReleaseRIMS: DD32TIRES: Kenda Booster 20x2.4TIRE CLEARANCE: GRN BLK SILWEIGHT LIMIT: 60kgASTM CLASSIFICATION: Level 3CONFIGURABLE: NoFRAMESET OPTION: No