The Black Diamond VaporLock Twistlock is our lightest autolocking carabiner.
Used with a belay device, it adds extra friction for rappelling and lowering; it can also be used with a PAS or as part of an anchor for extra security.
 
Features
Made of 7075 aluminum containing 25% pre-consumer recycled aluminum.
Increases friction up to 30% when lowering or rappelling with an ATC 
Munter hitch compatible on ropes up to 9.4 mm 
Keylock nose prevents snagging 
Dual action Twistlock sleeve 
Type H or HMS connector. For dynamic belaying using a Munter hitch or belay device 
 
Spec
Weight: 59 g
Gate Opening: 20 mm
Minor Axis Strength: 8 kN
Open Gate Strength: 7 kN
Major Axis Strength: 21 kN
Country of Origin: Taiwan
 
Materials
96.5% Aluminum, 3.2% Steel, 0.4% Delrin Plastic