Brother Cycles Big Bro 1x12 Phillipp

The Brother Cycles Big Bro is a versatile adventure/MTB touring bike with clear off-road DNA. The robust steel frame, powerful 4-piston brakes, wide 29×2.35 tyres and the combination of a SON dynamo and Rohloff hub make it a reliable companion for everyday use, commuting and long tours. Whether on tarmac, cobblestones, gravel or forest tracks – the Big Bro offers the stability, control and comfort of a genuine MTB, combined with the touring capabilities of a fully equipped bikepacking bike.
Sizes: M black

Frame

Brother Cycles Big Bro
Steel frame for adventure and bikepacking, compatible with 27.5" and 29".
Designed for long distances, heavy loads, hub dynamos, wide tyres and maximum stability.

Cockpit & contact points

• Stem: Procraft or Ergotec 0–60°, 70–115 mm
• Headset: Ritchey Comp
• Handlebars: customised to your requirements
• Saddle: customised (leather, with or without suspension)
• Seatpost: Procraft 30.6 × 400 mm

→ Comfortable, sturdy and durable components for everyday use and long tours.

Brakes

Shimano Deo BLM6100 BRM6120 front and rear disc set, 4-piston
Brake discs:front 180 mm / rear 160 mm

→ High braking power, precise modulation and reliability – even when carrying luggage and on long descents.

Drivetrain – 1×12

• Crankset: Shimano Deore, 32 teeth (crankset code: Deo FCM61201 175 32)
• Shift lever: Rohloff
• Rear derailleur: Rohloff – 15–16 sp – individually tuned

→ Very wide gear range, ideal for touring, climbs and varied terrain.

Wheels

Front wheel:

• Rim: RYDE 29" × 30 mm, black – customised
• Hub: SON hub dynamo (15×110 Boost)

→ Maximum reliability, perfect lighting without a battery – ideal for daily commuting and long journeys.

Rear wheel:

• Rim: RYDE 29" × 30 mm
• Hub: Rohloff – Custom

→ Extremely sturdy, high load capacity (hybrid/e-MTB standard), perfect for bikepacking and expeditions.

Tyres – Tufo 29 × 2.35

• Front: Tufo XC 12

→ excellent grip, deep side knobs, stable in corners and on loose terrain
→ Ideal if you alsoride on forest tracks and gravel. Rear: Tufo XC 11

→ Excellent grip, deep side knobs, confident cornering and stability on loose terrain
→ ideal if you also ride on forest tracks and gravel

Inner tube: MTB Conti or tubeless-ready

→ Fast, comfortable and puncture-resistant tyres for tarmac, cobblestones, gravel and forest trails.

Ideal for daily commuting and long rides.

+ E3 Pure 3 HBM dynamo headlight

Accessories:

USB power supply: b&m USB power supply ( optional)
Stable 5V output for USB devices