Since 1968, Colorado Springs' "Outdoor Toy Store."
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Black Diamond
Rocklock Twistlock Carabiner
Our largest locking carabiner, the RockLock is a one-hand operable autolocking twistlock carabiner perfect for belaying, rappelling or anchors, and now features a hot-forged lightweight construction, a redesigned spine for better handling, and a larger rope-bearing surface for greater durability.
