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Part
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Description
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Folded Size
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645mm (H) x 565mm (W) x 270mm (D) (25.3'' x 23'' x 10.6'')
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Weight
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12.1kg
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Main Frame
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Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
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Rear Frame
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Hand brazed cold-formed micro-alloy steel tubing
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Fork
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Steel brazed fork
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Handlebar
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Mid Handlebars triple butted (6061) aluminium handlebar with shot-peened finish
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Grips
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Lock-on grips with soft-compound rubber adhered to an engineered core
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Seatpost
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Chromoly steel tube, centreless ground, chrome plated for hardness, delivered in a standard length, suitable for maximum inside leg 33 inches / 84 cm
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Saddle
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Brompton saddle, integrated carry handle, mounts for Brompton rear light and saddle bag
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Seat clamp
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Composite seat clamp and rear frame clip
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Chainset
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(6061) forged aluminium crank with 50T chainring and integrated chainguard
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Bottom Bracket
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Square taper bottom bracket
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Pedals
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Brompton Folding left hand and non-folding right-hand pedals
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Derailleur
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Designed to deal with the large variations in chain whilst being folded and unfolded
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Chain Pusher
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Brompton Chain pusher
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Shifter
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Brompton 2 and 3 speed Trigger shifters
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Headset
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Brompton headset
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Hinge Clamps
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Composite hinge clamp levers
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Brakes
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Dual pivot brake calipers
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Mudguards
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Mudguards with rubberized flap
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Front-wheel
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Double-wall rim, 28 spokes laced to a Brompton front hub
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Rear-wheel
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Double wall rim, 28 spoke, Brompton Wide ratio 3 speed internal gear hub
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Tyres
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349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall.
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Tubes
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Schrader valve
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Front carrier
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Front carrier block adaptor for all types of Brompton luggage
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Reflectors
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Front and rear reflectors
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