ROLLCLIP Z is a pulley-carabiner with a gate opening on the non-pulley side to facilitate installation on anchors and devices. It is available in two locking systems: automatic TRIACT-LOCK system or manual SCREW-LOCK system. Description Easier handling:- sheave mounted on sealed ball bearings for excellent efficiency- gate opening on the non-pulley side, to facilitate installation on devices- Keylock system prevents any accidental snagging of the carabiner when putting the pulley in place H cross-section of carabiner:- ensures an improved strength-to-weight ratio- protects markings from abrasion Two locking systems available:- TRIACT-LOCK: automatic locking with triple-action gate opening- SCREW-LOCK: the manual screw-lock with red band provides a visual warning when the carabiner is unlocked Specifications Material(s): aluminum Min. rope diameter: .27″ Max. rope diameter: .51″ Sheave diameter: .71″ Maximum working load: 2 x 2 = 4 kN Efficiency: 85 % Major axis strength: 20 kN Minor axis strength: 8 kN Open gate strength: 7 kN References References P75 TL P75 SL Locking system TRIACT-LOCK SCREW-LOCK Weight 3.88 oz. 3.70 oz. Certification(s) CE EN 362, EN 12278, EAC CE EN 362, EN 12278, EAC Gate Opening .78″ .82″