Mammut Crag HMS Screw Gate Carabiner

The Mammut Crag HMS Screw Gate is an aluminium HMS‑style carabiner with a manual screw locking sleeve, designed for belaying, anchoring and general rope work. It's aimed at sport and trad climbers who need a reliable, affordable carabiner for everyday use.

Why choose it

• HMS (pear) shape allows comfortable, secure belaying with munter‑hitches or belay devices.
• Screw gate (manual) offers straightforward protection against accidental opening.
• Key Lock nose prevents snagging on slings and simplifies clipping and unclipping.
• Aluminium body balances strength with low weight for easy carrying.

Typical use includes partner belays, building anchors and attaching gear while rock climbing or on via ferrata routes in various seasons. Not intended for specialised industrial rope work outside standard climbing activities.