PETZL OK Screw Lock Carabiner, Black, Screw Lock sold2025 Key lock system to avoid Size:192 Count (Pack of 1) Key lock system to avoid any involuntary snagging of the carabiner Birthday party favorsReading in bedIndoor outdoor explorationNighttime scavenger hunts EVERYDAY USE Perfect for on the go with lock indicator SCREW LOCK: the manual screw lock with red band provides a visual warning when the carabiner is unlockedAlso available in black (TRIACT LOCK and SCREW LOCK)Material(s): aluminum OK Screw Lock Gray OK Screw Lock Black OK Ball Lock Gray OK Triact Lock Gray OK Triact Lock Black OK Non Lock Green Reference M33A SL M33A SLN M33A BL M33A TL M33A TLN M33A G Weight 70 grams 70 grams 75 grams 75 grams 75 grams 65 grams Locking system SCREW LOCK SCREW LOCK BALL LOCK TRIACT LOCK TRIACT LOCK NON LOCK Major axis strength 25 kN 25 kN 25 kN 25 kN 25 kN 25 kN Minor axis strength 8 kN 8 kN 8 kN 8 kN 8 kN 8 kN Open gate strength 7 kN 7 kN 7 kN 7 kN 7 kN 7 kN Gate opening 22 mm 22 mm 22 mm 22 mm 22 mm 25 mm It is available in three locking systems: automatic TRIACT LOCK or BALL LOCK system