Brompton A Line vs KUbikes 20S Superlight

Drivetrain	Brompton 3 speed drivetrain, 177% range	--
Riding Modes	3 Speed (Utility)	--
Frame	Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints Rear Frame: Hand brazed cold-formed micro-alloy steel tubing	KUbikes 6061 T6 aluminum, frame height 240 mm, color configurable
Stem	--	52 parts, length: 60mm
Handle Bar	Mid handlebar	KCNC rampant, width: 520 mm
Fork	Steel Brazed Fork	KUbikes 6061 T6 aluminum, matt black
Seatpost	Extended, Silver (35")	Configurable
Grip	Push-on Rubber Grips	--
Crankset	--	52 parts Aluminum Length: 114mm, Black Narrow/Wide
Pedals	Non-folding Composite Pedals	Configurable
Chain	6061 forged aluminium crank with 44T chainring and integrated chainguard	10 times
Shifters	Brompton 3 Speed Shifter	Shimano Deore Rapid Fire
Saddle	A Line saddle with black rails 147mm width Composite seat clamp and rear frame clip in matt black finish	Configurable
Headset	Brompton Headset	--
Derailleur Front	--	Shimano ZEE
Derailleur Rear	Brompton Chain Pusher	Shimano ZEE
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
Sprocket	13 Tooth	--
Bottom Bracket	Square taper bottom bracket	Cartridge

Front	Schwalbe Marathon Racer	Configurable
Rear	Schwalbe Marathon Racer	Configurable
Wheel / RIM	Rear Wheel: Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket Front Wheel: Double wall rims, 28 spokes laced to a Brompton front hub	Rims : Aluminum double wall rim black
Tube	Schrader Valve	--

Front	Brompton A Line calipers	Configurable
Rear	Brompton A Line calipers	Configurable
Brake Lever	--	Configurable

Front	--	--
Rear	--	--

Colors

White

Black Green Red Glaze Pink Turquoise glitter

Length	--	--
Weight	11.5 kg	--
Kerb Weight	--	5.9

About	The Brompton A Line is a practical bicycle designed with a focus on utility. Its technical spec Read More	--
Features	- 3 Easy to use hub gears - Folds in 20 seconds	- 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	Folded Size: 25.3' H' x 23'' W x 10.6'' D Hinge Clamps: Composite hinge clamp levers	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