Petzl OK carabiner RUCKSACK heat exchanger and internal pressure

heat exchanger and internal pressure regulator produce best-in-class

with a single button and a symmetrical headband for adjusting the size

- the upper part of the shaft is curved to offer good clearance when climbing

reducing strain

it features a High Rise Tip and Tail Rocker construction

Petzl OK carabiner RUCKSACK heat exchanger and internal pressurePetzl OK: oval locking carabiner for pulleys and ascenders The Petzl OK is a lightweight aluminum locking carabiner with a symmetrical oval shape. It is designed to load equipment with a wide cross section evenly, making it especially suitable for pulleys, ascenders, rope clamps and progress capture pulleys. Its fluid interior and Keylock nose facilitate device installation and help reduce snagging during technical maneuvers. Why use an oval