Black Diamond RockLock Twistlock Carabiner

Yes, the twistlock gate is specifically engineered for one-handed operation. You simply twist the sleeve and push the gate open, making it intuitive for belaying or managing ropes while your other hand is occupied.

The RockLock features an HMS shape, which is the industry standard for belay devices. Its pear-like geometry helps keep your device positioned correctly and prevents cross-loading, ensuring smooth rope movement.

Yes, the keylock nose design eliminates the hook found on traditional carabiners. This smooth profile prevents the nose from catching on your gear loops, slings, or the rope itself when you are unclipping.

At 89 grams, it is a sturdy, full-sized carabiner built for durability and security rather than ultralight performance. While it is not the lightest option on the market, the trade-off is a robust, hot-forged construction that handles heavy, repetitive use exceptionally well.

Absolutely. The automatic locking gate provides an extra layer of security for rappelling, and the generous 24mm gate opening makes it easy to clip into your rappel device or anchor system.