In Store Purchase By Appointment

More Info


Mammut Sender Twistlock

The Mammut Sender Twistlock carabiner is the right choice for climbers who demand performance when every gram counts.

This extra-lightweight and compact carabiner features a ‘D’ shape for easy handling. The key lock nose prevents any snagging when clipping and unclipping. The twist-lock closure is easy and intuitive to operate with one hand, and automatically locks when released. Once of the lightest and most compact of its type on the market.


  • Extremely compact and light
  • D-shape for easy handling
  • Key lock nose for easy clipping and unclipping without snagging
  • Easy and intuitive to operate with one hand


  • Gate Clearance mm: 19.5
  • Gate Closed kN: 26
  • Gate Open kN: 10
  • Keylock: Yes
  • Minor Axis kN: 9
  • Width Widest mm: 59.5
  • Length mm: 99
  • Material: Alloy
  • Weight: 56g

Personal Shopping - By Appointment

Would you like to try on some climbing shoes, running shoes or mountain boots for size before you make your purchase? If so, then why not book an appointment with us today! We can offer you a bespoke one-on-one shopping experience with one of our experienced staff members.