Black Diamond Gridlock Triple Lock Carabiner Gray. The GridLocks isolation feature intuitively captures the belay loop and prevents cross-loading. Specifications for Black Diamond Gridlock Triple Lock Carabiner: Manufacturer: Black Diamond Carabiner Size: Standard Color: Gray Condition: New Fabric/Material: Aluminum Weight: 90 g Features of Black Diamond Gridlock Triple Lock Carabiner Made of 7075 aluminum containing 25percent pre-consumer recycled aluminum. Hot-forged construction I-beam spine transitions into a rounded large ropebearing surface Intuitive and easy-to-use design Screwgate sleeve Patented innovative design isolates belay loop to eliminate cross-loading Isolates belay loop Type H or HMS connector. For dynamic belaying using a Munter Hitch or belay device Package Contents: Black Diamond Gridlock Triple Lock Carabiner Black Diamond BD2101651003ALL1: Gridlock Triple Lock Carabiner Gray