KUbikes 20S Superlight vs Polygon Strattos S2

Frame	KUbikes 6061 T6 aluminum, frame height 240 mm, color configurable	ALX All-Round, QRx130mm
Stem	52 parts, length: 60mm	Entity OE Alloy, EXT: 90mm (XS, S, M) / 105mm (L, XL), BB: 31.8mm, R/D: 10degree
Handle Bar	KCNC rampant, width: 520 mm	Entity Sport Alloy, W: 400mm (XS, S, M) / 420mm (L, XL), BB: 31.8mm, R/D: 124mm, B/R: 80mm
Fork	KUbikes 6061 T6 aluminum, matt black	Light Weight Carbon Fork, Straight 1-1/8"
Seatpost	Configurable	Entity Sport Alloy, 27.2 x 350mm
Crankset	52 parts Aluminum Length: 114mm, Black Narrow/Wide	Prowheel Ounce-421C-TT-N 50/34T
Pedals	Configurable	Alloy Cage & Body w/ Reflector
Chain	10 times	KMC Z-8.3
Shifters	Shimano Deore Rapid Fire	Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever
Saddle	Configurable	Entity, Steel Dia 7mm
Headset	--	Zero Stack (ZS) Semi-Integrated Bearing for Straight Head Tube, ZS 44/28.6 | ZS 44/30, ID: 44mm
Derailleur Front	Shimano ZEE	Alloy QRx100mm 32H
Derailleur Rear	Shimano ZEE	Shimano Claris RD-R2000-SS Direct Attach Alloy QRx130mm 32H
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, VR radial, RW laced twice crossed	--
Cassette	Configurable	Shimano CS-HG31 11-30T
Bottom Bracket	Cartridge	Prowheel BSA Threaded FOR 2-Piece Crankset

Front	Configurable	Performance Tire 700C​
Rear	Configurable	Performance Tire 700C​
Wheel / RIM	Rims : Aluminum double wall rim black	Alloy Double Wall 622-15 32H

Front	Configurable	TEKTRO R315 Caliper
Rear	Configurable	TEKTRO R315 Caliper
Brake Lever	Configurable	Shimano Claris ST-R2000

Front	--	--
Rear	--	--

Colors

Black Green Red Glaze Pink Turquoise glitter

Blue Light Red

Length	--	--
Kerb Weight	5.9	--

Features	- The lightest KUbikes 20 inch in size S for bikers from 4 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 - 114 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 52 parts 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: 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 light with 2.0/1.5/2.0mm Pedals - Plastic Pedals: 52 parts; low risk of injury and non-slip. - Aluminum Pedals Platform: 52parts; low weight, very smooth	--