Brompton C Line Explore Black - High vs Trek FX 1

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Drivetrain	Brompton Wide-range 6 speed drivetrain (2 x 3 speed), 302% range	--
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	Alpha Gold Aluminum, rack & fender mounts, DuoTrap S compatible, cantilever brake mount, 135 x 5 mm QR
Stem	--	Size : S, M - Bontrager alloy, 25.4 mm clamp, 10 degree, 90 mm length Size : L, XL - Bontrager alloy, 25.4 mm clamp, 10 degree, 110 mm length
Handle Bar	High Handlebars – Brompton triple butted 6061 aluminium handlebar with shot-peened finish	Size : S, M, L - Bontrager Riser, steel, 25.4 mm, 30 mm rise, 600 mm width Size : XL - Bontrager Riser, steel, 25.4 mm, 30 mm rise, 620 mm width
Fork	Steel brazed fork	FX Steel, threadless steel steerer, rack mounts, cantilever brake mount, 405 mm axle-to-crown, 5 x 100 mm QR
Seatpost	Brompton standard length Chromoly steel tube. Suitable for maximum inside leg 33″/84cm	Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
Grip	Lock-on grips with soft-compound rubber adhered to an engineered core	Bontrager Satellite
Crankset	--	Forged alloy, 48/38/28, chainguard, 170 mm length
Pedals	Brompton Folding left hand and non-folding right-hand pedals	Wellgo nylon platform
Chain	--	KMC Z7
Shifters	Brompton 2 and 3 speed Trigger shifters	Shimano Altus EF500, 7 speed
Saddle	Brompton saddle with integrated carry handle. Incorporates a mount for a Brompton rear light and saddle bag	Bontrager Sport
Headset	Brompton headset	1-1/8'' threadless, sealed cartridge bearings
Derailleur Front	--	Shimano Tourney TY510, 34.9 mm clamp, top swing, dual pull
Derailleur Rear	--	Shimano Altus M310
Hub Front	--	Formula FM31 alloy, 135 x 5 mm QR
Hub Rear	--	Formula FM21 alloy, 100 x 5 mm QR
Spoke	--	14g stainless steel
Cassette	--	SunRace MFM300 freewheel, 14-34, 7 speed
Chainrings	44T (-12% gearing)	--
Bottom Bracket	Square taper bottom bracket	VP BC73, 68 mm, threaded

Front	349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall	Bontrager H2 Comp, wire bead, 30tpi, 700 x 35c
Rear	349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall	Bontrager H2 Comp, wire bead, 30tpi, 700 x 35c
Wheel / RIM	Front-wheel: Double-wall rim, 28 spokes laced to a Brompton front hub. Rear-wheel: Double wall rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub with 2 speed external gears (13 and 16 tooth)	Bontrager Connection, alloy, double-wall, 32-hole, schrader valve
Tube	Schrader valve	--

Front	Brompton Dual Pivot Calipers	Tektro alloy linear-pull
Rear	Brompton Dual Pivot Calipers	Tektro alloy linear-pull

Front	--	--
Rear	--	--

Colors

Black (matt)

Lithium Grey

Length	--	--
Weight	12.1 kg	12.57 kg

Features	--	--
Additional Details	Folded Size : 645mm (H) x 565mm (W) x 270mm (D) (25.3” x 23” x 10.6”) Front carrier : Front carrier block adaptor for all types of Brompton luggage Mudguards : Mudguards with rubberised flap	--