Engineered with a revolutionary design, the Black Diamond GridLock Screwgate was made specifically for belaying, and features a uniquely-shaped gate that isolates the loop and maintains proper orientation. With an I-beam spine transitioning into a large, rounded rope-bearing surface, this carabiner eliminates the dangers of cross-loading. . Hot-forged construction. . I-Beam spine. . Easy to use. . Screwgate sleeve. . Innovative design isolates belay loop to eliminate cross loading. . Weight: 76 g. . Closed gate strength: 22 kN. . Open gate strength: 8 kN. . Minor axis strength: 7 kN. . Gate opening: 21 mm. . Imported. . 793661287124 28828700006 210278