| Drivetrain |
Brompton 3 speed drivetrain, 177% range |
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| Riding Modes |
3 Speed (Utility) |
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| 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 |
Series 3 Double Butted and Heat Treated CrMo, 29" Wheels, Custom Cast Boost 148 x 12 mm Dropouts, 148 x 12 mm Thru-Axle, 73 mm Threaded BB, Plentiful Gear Mounts |
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| Stem |
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Marin 3D Forged Alloy, 35 mm |
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| Handle Bar |
Mid handlebar |
Marin Bedroll Bar, 50 mm Rise, 780 Width, 10˚ Backsweep, 6˚ Upsweep |
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| Fork |
Steel Brazed Fork |
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| Seatpost |
Extended, Silver (35") |
TranzX Dropper Post, YSP23 w/ 1x Remote, Size S 150 mm Travel, All Other Sizes: 170 mm Travel, 30.9 mm |
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| Grip |
Push-on Rubber Grips |
Marin Bear Paw Locking |
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| Crankset |
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FSA Grid, Modular 1x, 32T Direct Mount MegaTooth Chainring |
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| Pedals |
Non-folding Composite Pedals |
Nylon Platform |
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| Chain |
6061 forged aluminium crank with 44T chainring and integrated chainguard |
KMC X12 |
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| Shifters |
Brompton 3 Speed Shifter |
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| Saddle |
A Line saddle with black rails 147mm width
Composite seat clamp and rear frame clip in matt black finish |
Marin Pine Mountain Trail |
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| Headset |
Brompton Headset |
FSA Orbit ITA, Sealed Cartridge Bearings, 1 1/8" x 1 1/2” |
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| Derailleur Rear |
Brompton Chain Pusher |
Shimano SLX 12-Speed |
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| Hub Front |
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Forged Alloy, 110 x 15 mm, Sealed Cartridge Bearings, Centerlock Disc, 32H |
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| Hub Rear |
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Shimano, Microspline 148 x 12 mm, Centerlock Disc, 32H |
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| Spoke |
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14g Black Stainless Steel |
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| Cassette |
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Shimano SLX M7100 Cassette, 12-Speed, 10-51T |
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| Sprocket |
13 Tooth |
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| Bottom Bracket |
Square taper bottom bracket |
FSA Outboard Cartridge Bearings |
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| Front |
Schwalbe Marathon Racer |
Vee Tire Flow Snap, 29 x 2.6", Folding Bead, Tubeless Ready |
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| Rear |
Schwalbe Marathon Racer |
Vee Tire Flow Snap, 29 x 2.6", Folding Bead, Tubeless Ready |
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| Wheel / RIM |
Rear Wheel: Double-wall rim, 28 spoke, Brompton Standard ratio 3 speed internal gear hub, 13 tooth sprocket
Front Wheel: Double wall rims, 28 spokes laced to a Brompton front hub |
Alloy Double-Wall, Offset Spoke, 32 mm ID, Tubeless Compatible |
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| Tube |
Schrader Valve |
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