OXAN Steel Carabiner Screw Locking Black Ascent Descent Brushes have stiff wire bristles Length:150 ft Brushes have stiff wire bristles ***Purchase price includes freight shipping particularly suitable for setting up anchors or for connecting to metal structures Oval symmetrical shape allows optimal positioning of the carabiner Easier handling: fluid interior design limits the risk of having a catch point and facilitates rotation of the carabiner Keylock system to avoid any involuntary snagging of the carabiner H cross section: ensures an optimal strength weight ratio protects markings from abrasion Two locking systems available: SCREW LOCK: the manual screw lock with red band provides a visual warning when the carabiner is unlocked TRIACT LOCK: automatic locking with triple action gate opening May be used with a CAPTIV positioning bar to favor loading of the carabiner along the major axis and to limit the risk of it flipping Specifications Material(s): steel