Petzl OK Oval Screw-Lock Carabiner Petzl OK Screw-Lock Oval Carabiner is an aluminium carabiner that is oval shaped giving you a wide section for optimal equipment loading. The carabiner design limits catching points and allows the carabiner to rotate plus a keylock system avoids snagging. The H profile gives you a good grip, reduces weight and protects markings form any abrasions. The Screw-Lock is manual with a red band warning advising you when the carabiner is unlocked. The screw-lock carabiner can be used with a CAPTIV positioning bar assisting with loading the carabiner on the major axis limiting the danger of flipping. FEATURES and BENEFITS: Oval Carabiner Screw-Locking Aluminium Manual locking with Red line warning when unlocked Keylock system Prevents snagging Rotates, limits catch points H Profile Good grip Reduces weight Protects markings Can be used with a Captiv positioning bar Made from Aluminium SPECIFICATION: M33A SL Weight – 70 g Screw Lock Colour – grey Major axis strength – 25 kN Minor axis strength – 8 kN Opening gate strength – 7 kN Gate opening -22 mm