Climbing Technology Concept HMS Screw Gate Carabiner

Hot forged light alloy HMS carabiner with screwgate, conceived for use in trad climbing, sport cli...

Best current price£12.95from Outdoor Action

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Product Information

Full details

The Climbing Technology Concept HMS Screw Gate Carabiner is designed for climbers engaged in trad, sport, and alpinism, offering a secure and reliable connection, especially when used with belay devices. Its ample internal space accommodates specific maneuvers like the Munter hitch, though its lightweight construction might be a consideration for extremely heavy-duty, continuous use.

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BrandClimbing Technology

Extended Product Information

FAQs

What is an HMS carabiner?

HMS stands for 'Halbmastwurf sichel' (German for Half-Clove Hitch). An HMS carabiner is typically a large, D-shaped or oval carabiner designed to accommodate the clove hitch and other maneuvers at the belay station, offering ample space for ropes and devices.

Is this carabiner suitable for lead climbing?

Yes, it is suitable for lead climbing in trad, sport, and alpinism contexts. Its primary strength is as a versatile belay or anchor carabiner, but it can certainly be used for clipping into protection.

What is the benefit of the 'Catch-free clean nose'?

The 'Catch-free clean nose' design means the nose of the carabiner has a smooth profile without a prominent hook. This prevents it from snagging on gear loops, webbing, ropes, or bolt hangers, making clipping and unclipping smoother and faster.

How often should I inspect my carabiner?

Inspect your carabiner before every use for obvious damage. Perform a more thorough inspection periodically, checking for wear, cracks, and proper gate function.

Can I use this carabiner for general utility purposes outside of climbing?

While strong, this carabiner is designed and certified for life-support climbing applications. Using it for non-climbing purposes may not be appropriate and could lead to premature wear or failure.

What does 'Double T beam construction' mean?

This refers to the internal structure of the carabiner, shaped like two 'T's. This design optimizes the distribution of stress, increasing strength while minimizing weight.

Troubleshooting

Screwgate is difficult to turn or stiff

Clean the threads and gate mechanism with water and a soft brush. Apply a small amount of dry lubricant (graphite or silicone-based) to the threads. Ensure no debris is present.

Gate does not close fully or feels loose

Inspect the gate and nose for any obstructions or damage. Ensure the gate spring is functioning correctly. If damage is present, retire the carabiner.

Carabiner shows signs of significant wear or damage

Immediately retire the carabiner from service. Continued use of damaged gear is extremely dangerous.

Carabiner makes squeaking noises when operated

This is often normal wear. Clean the gate mechanism and apply a tiny amount of appropriate lubricant if desired for smoother operation.

Pros and Cons

Pros

  • Lightweight yet strong due to hot forging and double T beam construction.
  • Secure screwgate mechanism for dependable locking.
  • Generous internal volume suitable for belay devices and specific knots.
  • Snag-free nose design improves ease of use.
  • Ergonomic shape enhances handling and grip.

Cons

  • May not be the optimal choice for extremely heavy, continuous load applications where maximum durability is paramount.
  • Screwgate requires manual locking, which could be a minor inconvenience compared to auto-locking mechanisms.
  • Relatively standard design; lacks advanced features found in some specialized carabiners.

Setup, Compatibility & Care Instructions

Setup: This carabiner functions as a standard locking carabiner. Ensure the screwgate is fully tightened before and during use. Familiarize yourself with the locking mechanism by repeatedly screwing and unscrewing it.

Compatibility: Designed to be compatible with standard climbing ropes, slings, and anchor systems. It is particularly recommended for use with most common belay devices. Always ensure your setup adheres to safety standards and best practices.

Care:

  1. Cleaning: After use, especially in dirty or wet conditions, clean the carabiner with water and mild soap. Rinse thoroughly.
  2. Mechanism: Periodically check the screwgate mechanism for smooth operation. If it becomes stiff, clean it and apply a small amount of dry lubricant like graphite or a silicone-based lubricant specifically designed for hardware.
  3. Inspection: Regularly inspect the carabiner for any signs of wear, such as deep scratches, deformation, or corrosion. Pay close attention to the gate, nose, and locking mechanism. Discontinue use if any damage is found.
  4. Storage: Store in a cool, dry place away from corrosive chemicals and direct sunlight.

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