Petzl Freino CE/UIAA Activity_Mountaineering There is also a split

There is also a split sole which allows the sole to spread a little when weighted

high quality and untreated down for ultimate performance and comfort

Check valve spring

because you never know when gear will rip

These features work together to increase friction between the cam lobe and the rock it's placed in

Petzl Freino CE/UIAA Activity_Mountaineering There is also a splitCarabiner with friction spur for descenders The FREINO is ideal for adding or adjusting friction during the descent. The spur helps increase friction for improved descent control with a heavy load (e. g. two person rescue situation) Rope is easily inserted into the spur, without opening the carabiner Twist lock automatic locking sleeve, unlocked by a simple rotation Keylock system helps prevent the carabiner snagging during maneuvers Used, for