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Pack it. Fly. Build it back up.

That is the moment a full hydraulic brake can turn on you. Disturb the hose and you may be bleeding the system in a hotel room to get the feel back.

The F1-S does not care. The entire hydraulic mechanism is sealed inside the caliper body; the only thing running to your lever is a standard brake cable. Install, strip, pack and rebuild exactly like a mechanical brake. Pull the lever and what comes out is genuine hydraulic piston force.

Big bore. Two pistons. Fewer things to go wrong.

Fewer pistons means fewer moving parts, simpler pad changes and easier upkeep on the road. For titanium and steel tourers, long-haul rigs and folding bikes that live in bags and boxes, reliable and serviceable beats piston count every time.

The large bore gives ample, linear clamping force. You give up none of the stopping power.

One knob. Fix it on the road.

When the miles wear the pads and a gap opens, the patented tool-free knob lets you compensate and re-set your bite point by hand, wherever you are.

The same knob has a trick. Wind it all the way in and the pads clamp the rotor solid, locking the wheel. Park on a slope without watching the bike roll, or step away for a moment with one more layer of peace of mind. Anyone who drives a car gets it instantly.

Forged solid. Machined precise.

The body is die-forged under high pressure from European high-purity 6061 aluminium, driving strength and grain structure deep into the metal with none of the porosity of a cast part. The piston bores are then CNC-machined to their final finish. Two processes, two purposes, neither optional.

Flat Mount, built directly around a 160 mm rotor, no adapter. Faster install, cleaner lines. 100% designed and manufactured in Taiwan.

F1-S HYBRID HYDRAULIC DISC BRAKE CALIPER

JN-F1S-1P

F1-S HYBRID HYDRAULIC DISC BRAKE CALIPER
  • Sold as one caliper (one wheel only). Please check the quantity before ordering; order two for front and rear
  • Cable-actuated hydraulic: the whole hydraulic circuit is sealed inside the caliper, only a standard brake cable runs to the lever
  • Built for bikes that get packed, shipped and rebuilt: touring, folding, steel and titanium travel bikes
  • Big-bore two-piston design: fewer parts, easier pad changes, ample linear clamping force
  • Patented tool-free adjustment knob; wind it fully in and the pads clamp the rotor, a parking brake for your bike
  • Flat Mount, built directly around a 160 mm rotor, no adapter
  • Forged body from European high-purity 6061 aluminium, CNC-machined bores; 7075 pistons
  • Weight: 177 g per caliper; six anodised colours: Black, Red, Gold, Purple, Pink, Grey
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