| Selected Bikes |  Brompton P Line Urban - Midnight Black Metallic - Mid
Brand: Model: |
 Mongoose Switch R50
Brand: Model: |
Brand: Model: |
Brand: Model: |
| 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 |
Full Steel, BMX freestyle geometry, Looseball US BB | ||
| Stem | -- | Mongoose, front load, 48 mm | ||
| Handle Bar | -- | Hi-ten steel, 29" width, 8.75" rise | ||
| Fork | Superlight Titanium fork with a threaded headset | Hi-ten steel | ||
| Seatpost | Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm | Steel, 250 mm, 25.4 mm | ||
| Grip | Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair | TPR BMX w/bar end plugs | ||
| Crankset | -- | 3-piece, chromoly, 25T steel chainring | ||
| Pedals | Brompton Folding left hand and non-folding right-hand pedals | -- | ||
| Chain | Hollow pin Superlight Advance Chain | Steel | ||
| 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 | Mongoose rail saddle | ||
| Headset | Brompton Superlight headset | Steel, 1-1/8" | ||
| Derailleur Rear | Patent-pending direct mount 4 speed derailleur | -- | ||
| Hub Front | -- | Alloy, sealed cassette, 14mm axle, 36H | ||
| Hub Rear | -- | Steel, 3/8" axle, 36H | ||
| Spoke | -- | 14G, steel, black | ||
| Chainrings | 6061 forged aluminium crank with 50T chainring and integrated chainguard | -- | ||
| Sprocket | 11-13-15-18 Tooth | -- | ||
| Bottom Bracket | Square taper bottom bracket | Looseball US BB, 8-spline spindle |
| Front | Schwalbe ONE Black Tyre | 20" x 2.35" | ||
| Rear | Schwalbe ONE Black Tyre | 20" x 2.35" | ||
| 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 |
Alloy single wall, 20" x 1.75", 36H |
| Front | Dual Pivot Calipers | Wellgo, nylon | ||
| Rear | Dual Pivot Calipers | U-brake, alloy |
| Front | -- | -- | ||
| Rear | -- | -- |
| Colors | Midnight Black Metallic | Blue |
| Length | -- | -- | ||
| Weight | 10.2 kg | -- |
| Features | -- | - Mongoose Hi-Ten steel frame/fork, and 7” handlebar. - 3-piece chromoly tubular crank with 8-spline spindle. - Wide 20 x 2.35” BMX tires on aluminium single wall 36H rims. - For riders 122 cm and taller, and 7 years old and up. |
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| 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 |
Rear Cog: Single-speed, 9T cassette driver Size: One size |
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