WILLIAM Screw-Lock by Petzl

• Great capacity thanks to its large dimensions:
  - carabiner can hold a very large quantity of equipment
  - optimal shape for belaying with a Munter hitch
  
• Ergonomics:
  - shape designed for gripping with gloves on
  - asymmetrical pear shape facilitates opening and the manipulation of the locking system
  - Keylock system to avoid any involuntary snagging of the carabiner
  
• Available in three locking systems, each for different situations:
  - SCREW-LOCK: occasional use, dirty environments
  - BALL-LOCK: frequent use with practical automatic locking; secure use with triple-action opening

• Material(s): aluminum
• Certification(s): CE EN 12275

Technical notice