Mammut Smart HMS 2.0 Carabiner
Best safety carabiner for climbers who want to prevent cross loading.
A specialized belay carabiner that eliminates the risk of cross-loading with an integrated safety gate. It offers a secure, screw-locking design that keeps the device perfectly oriented, providing peace of mind during belays.
$19.00
at
HowNOT2.com
Who it's for
- Safety-conscious climbers who want visual confirmation that their carabiner is locked
- Belayers seeking to maintain the strongest orientation during a catch
- Frequent gym and crag climbers looking to extend rope longevity
Who should skip it
- Minimalists using traditional tube style devices or alternative assisted braking tools
- Experienced climbers who prioritize speed and efficiency over extra safety mechanisms
- Rugged outdoor adventurers who are exceptionally hard on their gear
Performance breakdown
Safety redundancy
The dual-gate system virtually eliminates the risk of accidental gate opening.
Orientation stability
The specialized safety gate keeps the carabiner perfectly aligned during belaying.
Handling ergonomics
Lightweight construction makes it easy to manage during long climbing sessions.
Snag resistance
Keylock nose design ensures smooth clipping without catching on gear loops.
Belay compatibility
Optimized shape works seamlessly with most standard belay devices.
Structural durability
High breaking load capacity provides confidence under heavy, repeated use.
Key Specs
Material
Aluminum
Weight
93 g
Length
119 mm
Width
77 mm
Gate Opening
27.5 mm
Major Axis Strength
28 kN
Minor Axis Strength
11 kN
Open Gate Strength
6 kN
Locking Mechanism
Screw Gate
Know before you buy
Still have a question?
Ask Metto anything about the Mammut Smart HMS 2.0 Carabiner before you decide.
