RockLock Screwgate/Twistlock Carabiner Keylock Nose Locking

Key features

• 100% Synthetic
• Made in the USA
• LARGE, SECURE DESIGN: The RockLock is Black Diamond’s largest locking carabiner, perfect for belaying, rappelling, and anchor systems. Its spacious HMS shape accommodates knots and belay devices with ease.
• KEYLOCK NOSE FOR SNAG-FREE USE: Prevents rope or gear snags when clipping or unclipping. Smooth operation ensures fast, reliable handling during belays, anchors, and gear organization.
• KEYLOCK NOSE FOR SNAG-FREE USE: Prevents rope or gear snags when clipping or unclipping. Smooth operation ensures fast, reliable handling during belays, anchors, and gear organization.
• EASY ONE-HANDED OPERATION: Ergonomic spine and screwgate design make it simple to operate, even with gloves on. Works well with ATC-style belay devices and Munter hitches for versatile use.
• VERSATILE FOR CLIMBING & SAFETY: Designed for rock climbing, mountaineering, and rescue applications where a secure, large-capacity locking carabiner is needed. Dependable strength and smooth handling in all conditions.

Our largest locking carabiner, the RockLock Screwgate is perfect for belaying, rappelling or anchors, and now features hot-forged lightweight construction, a redesigned spine for better handling, and a larger rope-bearing surface for greater durability.

Free shipping included. 30-day hassle-free returns.