The Zeno Q-Connector V2 Pin Side Pre-pressed with hose is a hydraulic quick-connect coupling system that allows easy handlebar removal without losing brake fluid or bleeding. Reviewers agree it is compact and effective for maintenance and transport, but installation can be tricky and costly, and there are concerns about air ingress over many cycles.
Pros
- Enables quick handlebar removal (about 5 minutes) without losing brake fluid or needing to bleed brakes.1
- Compact size (6.5mm wide, ~5cm long) fits through frame ports and inside integrated headsets.1
- Allows easy headset bearing replacement without complex cable routing.1
- Seals fluid when disconnected via internal valves.2
- Pre-pressed (pre-lined) connectors reduce initial cost for home users.2
- Once installed, it makes life 'bliss' for tasks like transport.2
- Reusable components except for the O-ring.2
- Brakes remain functional after multiple connect/disconnect cycles (tested 5 times).1
Cons
- Installation is not the easiest; getting correct cable length and managing slack inside the frame is tricky.2
- Manual installation on short hoses in tight areas is difficult; requires pliers and caution.1
- No included tool to push connector onto hose; reviewer recommends a barb-pushing tool.1
- Connectors have small sharp edges that may cause rubbing; reviewer used protective tubing.1
- High initial cost if buying the full kit with crimper (~£150), making pre-lined connectors a better option for most.2
- Disconnecting and reconnecting many times (10-15) during fitting allowed a small amount of air into the rear line.2
- Initial installation caused handlebars to not stay straight due to internal hose strain, requiring disconnection and rotation at lever/caliper to remedy.2
- Longevity of seal after many connect/disconnect cycles is uncertain; air ingress possible over time.1
Key Facts
- System is 6.5mm wide and approximately 5cm long.1
- Retail price for four connectors is £55; pre-terminated hose sets cost £100 for four hoses.1
- A special crimping tool is required for installation; full kit with crimper costs ~£150.2
- Coupling bodies appear to be magnetic carbon steel; seals include FKM/EPDM O-ring and PTFE ring.2
- During installation, the lower coupling end needs to protrude 2-3 cm above the headset bearing.2
- Reviewer connected/disconnected five times without brake performance loss.1
- Disconnecting and reconnecting 10-15 times allowed a small amount of air into the rear line.2
Reviews & Ratings
10:48The reviewer tests the Zeno Q-Connector V2 Pin Side Pre-pressed with hose, a hydraulic coupler system that allows breaking and rejoining brake hoses without fluid loss or bleeding. He installs it in an integrated cockpit bike and finds it enables quick handlebar removal (about 5 minutes) and easy access for headset maintenance. The system is compact (6.5mm wide, ~5cm long) and fits inside headsets. He notes the connectors have small sharp edges, requiring caution, and suggests a tool to push the connector onto the hose would be helpful. He recommends it for travelers but notes that for occasional maintenance, the installation cost may outweigh benefits.
10:06The reviewer presents the Zeno quick coupling system, specifically version two (V2), as a solution for easier maintenance and transport on bikes with fully integrated handlebars and internal routing. They received the kit for trial and have installed it on a bike. The reviewer explains the components, including the crimper, raw couplings, and pre-lined versions. They detail the connection mechanism, valve system, sealing components, and installation process. While they praise the concept for allowing easy handlebar removal, they also discuss practical difficulties with installation, potential air ingress, and cost considerations.
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Zeno Q-Connector V2 Pin Side Pre-pressed with hose
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