Sterling F4 Descent Device Outlet to avoid twisting of lanyards

to avoid twisting of lanyards and to allow correct positioning of devices

The Keylock system helps prevent the carabiner from snagging when clipping and unclipping

- Possible to rig the system before installing it on the main line

Superb ergonomics and safe design mean the Alpha excels in any climbing environment

Choose between a rope or webbing spacer to give optimised textile compatibility

Sterling F4 Descent Device Outlet to avoid twisting of lanyardsSterling F4 Descent Device Sterling's innovative escape device gives firefighters an advanced, yet simple tool for emergency egress. Designed to allow easy horizontal movement, a smooth sill transition and a controlled vertical descent. The auto locking feature allows for a hands free exit from the structure, while the slim profile integrates easily with turnout gear and keeps the F4 out of the way during regular operations. Versatile for right or