Weight
From 17.3 kgSpeed
12 Speed (Explore)Material
SteelFolded Size
25.3' H' x 23'' W x 10.6'' DMain Frame
Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed jointsRear Frame
Hand brazed cold-formed micro-alloy steel tubingFork
Reinforced Electric specific steel brazed forkGrips
Lock-on grips with soft-compound rubber adhered to an engineered coreSeatpost
StandardSaddle
StandardSeatclamp
Composite seat clamp and rear frame clip in matt black finishHinge Clamps
Composite hinge clamp leversPedals
Brompton Folding left hand and non-folding right-hand pedalsDrivetrain
4 inline sprockets, 402% range.Number of gears
12 Speed - ExploreChainset
6061 forged aluminium crank with 50T chainring and integrated chainguardBottom Bracket
Integrated sealed bearing BB with cadence and torque sensorHeadset
Brompton headsetShifters
Brompton 4 speed derailleur shifter & 3 speed hub gear shifterSprockets
4 inline sprockets, no hub gear.Derailleur
Patent-pending direct mount 4 speed derailleurRear Wheel
Single wall rim, 28 spoke, 4 speed freehub body and hex key axleFront Wheel
Single wall rim, 250W Brushless DC motor providing assistance up to 25 kmp/hTyres
349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewallTubes
Schrader valveMudguards
IncludedLighting
AVY Integrated LightsRoller Frame
Not includedBrakes
Brompton Dual Pivot CalipersBattery
300Wh 36V with LED display. Range 20-45 miles . 5V 1.5A USB port to charge portable devices. 4-hour full charge using included 2A chargerRange
20-45 milesLuggage
Essentials bag with 1.5L storage Optional: 20L City bag available separatelyConnectivity
Brompton Electric iOS and Android apps available for downloadOn Bike Accessories
Not included