Brompton P Line Urban - Midnight Black Metallic - Mid vs Public D8i Alfine Disc

Compare Specifications of Brompton P Line Urban - Midnight Black Metallic - Mid and Public D8i Alfine Disc

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Brompton P Line Urban - Midnight Black Metallic - Mid
Brompton P Line Urban - Midnight Black Metallic - Mid

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Public D8i Alfine Disc
Public D8i Alfine Disc

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Technical Specifications
Drivetrain Brompton 4 speed drivetrain, 163% range --
Frame Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame: Superlight Advance rear frame made from Titanium with a replaceable hanger, redesigned suspension block and new 54mm roller wheels
PUBLIC 100% 4130 full chromoly steel frame, with fender, rack and water bottle braze-ons, integrated kickstand bracket
Stem -- High polished alloy, threadless, +/- 10 degree rise, 25.4 clamp (80 mm for S/M; 100 mm for L)
Handle Bar -- PUBLIC Brunch handlebar, alloy, 570 mm wide
Fork Superlight Titanium fork with a threaded headset PUBLIC 100% 4130 Chromoly steel unicrown disc fork, with fender and rack braze-ons
Seatpost Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm Kalloy Alloy micro-adjust high polish 27.2 mm x 350 mm length, with integrated clamp
Grip Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair PUBLIC Slender Grip, with alloy clamps
Crankset -- Shimano Alfine S501 Crankset, 39T, 170 mm
Pedals Brompton Folding left hand and non-folding right-hand pedals Wellgo M149 full alloy platform and cage, 9/16" chromoly axle
Chain Hollow pin Superlight Advance Chain --
Shifters Brompton 4 speed trigger shifter Shimano Alfine Rapidfire trigger shifters for 8-speed internal hub
Gear 4-speed gear system --
Saddle Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell PUBLIC Premium Sport Saddle, 153 mm wide, chromoly rails, with brass rivits
Headset Brompton Superlight headset 1 1/8" threadless, steel
Derailleur Rear Patent-pending direct mount 4 speed derailleur --
Hub Front -- Shimano Alfine 8-speed internal hub with disc mount
Hub Rear -- Formula alloy hub with quick-release axle
Spoke -- Stainless steel 14G
Chainrings 6061 forged aluminium crank with 50T chainring and integrated chainguard --
Sprocket 11-13-15-18 Tooth --
Bottom Bracket Square taper bottom bracket --
Stand -- Massload alloy center mount
Tyres
Front Schwalbe ONE Black Tyre Kenda Kwest, 700 x 35c, 60TPI, with reflective stripe
Rear Schwalbe ONE Black Tyre Kenda Kwest, 700 x 35c, 60TPI, with reflective stripe
Wheel / RIM Front Wheel: Superlight front wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings and hex key axle
Rear Wheel: Superlight 4 speed rear wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings, newly developed 4 speed freehub body and hex key axle
Painted to match, alloy double wall, 32H
Tube -- Presta, 48 mm vallve
Brakes
Front Dual Pivot Calipers Shimano MT-200 hydraulic disc brake, Deore SM-RT86 160 mm rotors, with 3-finger steel levers
Rear Dual Pivot Calipers Shimano MT-200 hydraulic disc brake, Deore SM-RT86 160 mm rotors, with 3-finger steel levers
Suspension
Front -- --
Rear -- --
Colors Available
Colors Midnight Black Metallic Polished Titanium


Physical Specs
Length -- --
Weight 10.2 kg 15 kg
Overview
Features -- --
Additional Details Folded Size: 645mm (H) x 585mm (W) x 270mm (D) (25.3” x 23” x 10.6”)
Chain tensioner: Advance chain tensioner with replaceable hanger mounting
Front carrier: Front carrier block adaptor for all types of Brompton luggage (non-electric)
Mudguards: New curved profile with updated mudguard flaps
Chain guard : Painted to match, alloy
Fenders : Polished silver alloy full fenders
Freewheel : Shimano 20 tooth cog
Frame Size : Small : 50cm, Medium : 54.5cm, Large : 59.5cm
Top Tube Length ( Effective) : Small : 55cm, Medium : 58cm, Large : 61cm

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