KUbikes 20L Superlight vs Twitter Aurora-Disc

Frame	KUbikes 6061 T6 aluminum, frame height 260 mm, color configurable	AURORA(Disc&thru-axle 12×142), high modulus Carbon fiber,Aero-Racing,Inner-Cables,Cut&HC, UV laser decals
Stem	52 parts length: 60mm	--
Handle Bar	KCNC Rampant Width: 520mm	TW, high modulus Carbon fiber, Integrated Handlebar&Stem(420*90mm),UV water decals, full Inner-Cables
Fork	Configurable	AURORA(Disc&thru-axle 12×100), high modulus Carbon fiber, 700C, UV laser decals
Seatpost	Configurable	High modulus Carbon fiber,Aero-Racing
Crankset	52 parts aluminum Length: 127 mm, black	RETROSPEC, Alu alloy, Hollow,34-50T
Pedals	Configurable	RS ultra-light Alu alloy CNC with sealed-Bearings for Road
Chain	10 times	SUMC-11S
Shifters	Shimano Deore Rapid Fire	--
Saddle	Configurable	TW, comfortable&lightweight for racing
Headset	--	TW, Alu alloy CNC with sealed-Bearings 52*52mm
Derailleur Front	Shimano ZEE	SHIMANO 105/R7000
Derailleur Rear	Shimano ZEE	SHIMANO 105/R7000
Hub Front	Industrial bearings, aluminum hollow axle, rotor suitable for 8- to 11-speed cassettes, 20/24 holes, red anodized	--
Hub Rear	Industrial bearings, aluminum hollow axle, rotor suitable for 8- to 11-speed cassettes, 20/24 holes, red anodized	--
Spoke	Black, front radial, rear double crossed spokes	SHUNJIU, Flat 14G
Cassette	Configurable	SUNSHINE-11S,11-32T
Chainrings	Narrow/Wide chainring Number of teeth configurable	--
Bottom Bracket	Cartridge	--

Front	Configurable	MAXXIS, 120PSI, 700C*25C
Rear	Configurable	MAXXIS, 120PSI, 700C*25C
Wheel / RIM	Rims : Aluminum double wall rim black	RS, Alu Alloy AL7005,Double wall,Matte,W19×H36mm×700C

Front	Configurable	ZOOM, cable pull Hydr+RS Center lock disc160/160
Rear	Configurable	ZOOM, cable pull Hydr+RS Center lock disc160/160
Brake Lever	Configurable	--

Front	--	--
Rear	--	--

Colors

Black Green Red Glaze Pink Turquoise glitter

Holographic color +(Red / Orange / Yellow / Blue / DarkGray / CementGray / Silver / White)

Length	--	--
Weight	--	9.1 kg

About	--	The Aurora-Disc excels with its high-modulus carbon fiber components in the handlebar, fork, an Read More
Features	- The lightest KUbikes 20 inch in size L for bikers from 5 years - Many great colors: cheeky green, cool matt black or fiery red . For a surcharge, we can offer you glittering glazes in pink or turquoise. - Four individually selectable designs: beautiful princess, daring pirate, jumping cheetah or sparkling stars - Super light aluminum frame including aluminum fork developed by us - Perfectly tuned frame geometry: sporty driving without losing track - 10-speed drive for best performance and easy gears - Lightweight aluminum handlebars, hubs, double wall rims, crankset and seat post - Lightweight double wall rims with eyelets for maximum stability - Very light tuning stem from KCNC - Threadless aluminum fork with Ahead headset - Handles tested for harmful substances - 127 mm short aluminum cranks with narrow/wide chainring - Small brake handles with grip width adjustment adapted to children's hands - Smooth brakes - With chainstay protection made of neoprene	--
Additional Details	Decor : Embossed aluminum plaque, design: stars Optional: design cheetah, princess, pirate; without badge Seat clamp : configurable Handles : Screw grips 52parts tested for harmful substances Tax rate : KUbikes aluminum, black Production-related weight deviation of +/- 3% possible. Maximum rider weight : 45 kg KUbikes offer various components to choose . If you are unsure which components are best suited for your desired application, we would like to support you in your choice with the following explanations: Fork - Rigid fork: made of aluminium - Carbon fork: rigid fork, absolute lightweight construction - Fork: Spinner Grind Air, 50mm travel, with lockout Tires - Schwalbe Black Jack 20 x 1.90: MTB tires for terrain and unpaved paths. Super grip thanks to many tread blocks and best suspension comfort thanks to large air volume. - Kenda APTOR 20 x 1.75: All-round tire, ideal for asphalt and light terrain. Very light tire with good rolling properties. - Schwalbe Marathon Racer 20 x 1.50: Road tires, mainly for asphalt. Very low rolling resistance due to negative profile and good visibility thanks to reflective strips. Idea for the city. - Schwalbe Durano 20 x 1.10: Road tires, mainly for asphalt. Narrow folding tire with very low weight for maximum speed. - Schwalbe Little Joe 20 x 1.40: All-round tire, ideal for asphalt and paved paths. Narrow, very light tire with very good rolling properties. - Schwalbe Little Joe 20 x 2.0: Very wide MTB tire for off-road and unpaved paths. great grip Brake lever - 52 parts : Small brake lever, easy to grip - KCNC : Ultimate lightweight construction. CAUTION : Very filigree construction Brakes - Aluminum V-brakes: very smooth-running aluminum rim brakes with a good pressure point - KCNC V-Brakes: CNC-milled brakes, optimized lightweight construction, minimal weight Rim - Kinlin black up to tire width 1.75: Kinlin stable and very light double wall rim for 20 inches, eyelets, flanks CNC machined. 20 / 24 holes; Width: 18.5mm, height: 18.7mm, color: black, up to tire width 1.75 Cassette - Number of teeth: The fastest gear is always the same. The easiest gear is determined by the maximum number of teeth. The more teeth, the steeper mountains can be driven. - Shimano CS-5700-10 11 - 28 teeth: Cassette with very good shifting performance, Alu Spider - Shimano CS HG81-10 11 - 36 teeth: Cassette with very good shifting performance, Aluspider - Recon full aluminum cassette 10-speed gold 11-36 teeth: Ultra- light cassette, maximum lightweight construction, limited shifting performance Chainring - KUbikes with 32 teeth and narrow/wide chainring: Gear ratio recommended by KUbikes - KUbikes with 28 teeth and narrow/wide chainring: Easier gear than chainring with 32 teeth, enables riding in extremely steep terrain. Pedaling is therefore not always possible when driving downhill. Moderate top speed. Spokes - High-quality stainless steel spokes in black - Extremely ligh	--