Miscellaneous
PETZL M37 TL OMNI Multi-Directional Semi-Circle Carabiner, Triact-Lock, Grey
Designed to be loaded on all three axes Key lock system Available with manual locking system (SCREW-LOCK) or auto-locking system (TRIACT-LOCK) Material(s): aluminium Certification(s): CE EN 362, CE EN 12275 type B, UIAA (M37 TL only)
https://www.bizrate.co.uk/miscellaneous/petzl-m37-tl-omni-multi-directional-oid23193861917.html