Our lightest full-function pear locker, the Black Diamond VaporLock carabiner provides a smooth increase in friction and is ideal for belaying and rappelling when you want more control. Increases friction up to 30% when lowering or rappelling with an ATC. Munter hitch compatible on ropes up to 9.4 mm. Closed Gate StrengthKeylock nose prevents snagging. Screwgate sleeve. Type H or HMS connector. For dynamic belaying using a Munter Hitch or belay device. Closed Gate Strength, 21 kN. Gate opening, 20 mm. Minor axis strength, 8kN. Open gate strength, 7kN. Weight, 52 g.