Brompton P Line Urban - Midnight Black Metallic - Mid vs Public R18 Disc

Compare Specifications of Brompton P Line Urban - Midnight Black Metallic - Mid and Public R18 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 R18 Disc
Public R18 Disc

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Model:

Brand:

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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% Chromoly steel, with fender and rack braze-ons
Stem -- Alloy, threadless high polish silver, 25.4 clamp (80mm for XS/S/M; 100 mm for L)
Handle Bar -- PUBLIC alloy riser bar, 610mm wide, 10 deg backsweep, 20 mm rise
Fork Superlight Titanium fork with a threaded headset PUBLIC chromoly hi-tensile blend 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 with integrated clamp, 27.2 mm
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 -- Lasco alloy double crankset 46/34 tooth rings (S: 165 mm M: 170 L: 175 mm)
Pedals Brompton Folding left hand and non-folding right-hand pedals Wellgo M149 full alloy platform and cage, 9/16" axle
Chain Hollow pin Superlight Advance Chain --
Shifters Brompton 4 speed trigger shifter --
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 rivets
Headset Brompton Superlight headset 1" threadless, steel
Derailleur Front -- Shimano Sora R-3000 (2x9)
Derailleur Rear Patent-pending direct mount 4 speed derailleur Shimano Sora R-3000 9-speed
Hub Front -- Alloy hub with bolt-on quick-release skewer
Hub Rear -- Alloy hub with bolt-on quick-release skewer
Spoke -- 14G Stainless steel
Cassette -- Shimano 9-speed HG400 11-32 tooth cassette
Chainrings 6061 forged aluminium crank with 50T chainring and integrated chainguard --
Sprocket 11-13-15-18 Tooth --
Bottom Bracket Square taper bottom bracket --
Tyres
Front Schwalbe ONE Black Tyre Kenda Kwest 700 x 32
Rear Schwalbe ONE Black Tyre Kenda Kwest 700 x 32
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 (cobalt) / polished silver (cream), alloy double wall, 32H, 700c
Tube -- Presta, 48 mm valve
Brakes
Front Dual Pivot Calipers Promax mechanical disc brakes with 160 mm rotors
Rear Dual Pivot Calipers Promax mechanical disc brakes with 160 mm rotors
Brake Lever -- Alloy 4 finger lever
Suspension
Front -- --
Rear -- --
Colors Available
Colors Midnight Black Metallic Cream
Comet Gray


Physical Specs
Length -- --
Weight 10.2 kg 12 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
Fenders : Polished silver, 37mm alloy fenders (F/760 mm, R/1230 mm)
Frame Size :
Extra-Small : 40cm
Small : 44cm
Medium : 50cm
Large : 56cm

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