---
product_id: 188319847
title: "BLACK DIAMOND RockLock Screwgate or Twistlock Carabiner | Hot-Forged, Lightweight | Keylock Nose | Secure Locking Biner for Belaying & Rappelling"
brand: "black diamond"
price: "$44.19"
currency: USD
in_stock: true
category: "Black Diamond"
url: https://www.desertcart.us/products/188319847-black-diamond-rocklock-screwgate-or-twistlock-carabiner-hot-forged-lightweight
store_origin: US
region: United States of America
---

# Largest locking carabiner for max security Lightweight hot-forged aluminum at 85g Spacious HMS shape fits knots & belay devices BLACK DIAMOND RockLock Screwgate or Twistlock Carabiner | Hot-Forged, Lightweight | Keylock Nose | Secure Locking Biner for Belaying & Rappelling

**Brand:** black diamond
**Price:** $44.19
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in your climb with confidence and style!

## Quick Answers

- **What is this?** BLACK DIAMOND RockLock Screwgate or Twistlock Carabiner | Hot-Forged, Lightweight | Keylock Nose | Secure Locking Biner for Belaying & Rappelling by black diamond
- **How much does it cost?** $44.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/188319847-black-diamond-rocklock-screwgate-or-twistlock-carabiner-hot-forged-lightweight)

## Best For

- black diamond enthusiasts

## Why This Product

- Trusted black diamond brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rock-Solid Security:** Black Diamond’s largest locking carabiner ensures your safety on every belay and rappel.
- • **Lightweight Durability:** Hot-forged aluminum construction delivers strength without weighing you down.
- • **Snag-Free Keylock Nose:** Say goodbye to rope and gear snags for faster, hassle-free clipping and unclipping.
- • **Effortless One-Handed Use:** Ergonomic spine and screwgate design let you clip and lock smoothly—even with gloves on.
- • **Versatile Climbing Essential:** Perfect for belaying, anchors, and rescue—trusted by pros for all your vertical adventures.

## Overview

The BLACK DIAMOND RockLock Screwgate Carabiner is a premium, hot-forged aluminum locking carabiner designed for professional climbers and mountaineers. Featuring the largest HMS shape for easy knot and device accommodation, a snag-free keylock nose, and ergonomic one-handed operation, it balances lightweight durability (85g) with maximum security for belaying, rappelling, and anchor setups.

## Description

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.

## 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.
- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B081B7WYFM |
| Best Sellers Rank | #18,883 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #10 in Locking Climbing Carabiners |
| Brand Name | BLACK DIAMOND |
| Color | Black |
| Customer Reviews | 4.9 4.9 out of 5 stars (1,248) |
| Global Trade Identification Number | 00793661432258 |
| Included Components | Black Diamond Mens Rocklock Screwgate Carabiner, Black |
| Item Dimensions L x W | 6"L x 4"W |
| Item Type Name | Black Diamond Mens Rocklock Screwgate Carabiner, Black |
| Item Weight | 85 Grams |
| Lock Type | Screw Lock |
| Manufacturer | Black Diamond Equipment |
| Material Type | Aluminum |
| Shape | Square |
| UPC | 793661432258 |
| Unit Count | 1.0 Count |
| Warranty Description | Warranty |

## Product Details

- **Brand:** BLACK DIAMOND
- **Color:** Black
- **Item Weight:** 85 Grams
- **Material:** Aluminum
- **Shape:** Square

## Images

![BLACK DIAMOND RockLock Screwgate or Twistlock Carabiner | Hot-Forged, Lightweight | Keylock Nose | Secure Locking Biner for Belaying & Rappelling - Image 1](https://m.media-amazon.com/images/I/51wzvqQQKxL.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Questions & Answers

**Q: What is the item length and width?**
A: Approximately 3 1/2" at the longest point, and 2 1/4" at the widest point.

**Q: Why does this say it’s made from plastic?**
A: Good question, it isn't made from plastic. I also don't use it for climbing but it is solid and can hold some weight.

**Q: How many KN?**
A: Hello,

Please see graph below of KN.


Closed Gate Strength :  24 kN (5395 lbf)
Open Gate Strength :  7 kN (1574 lbf)
Minor Axis Strength :  7 kN (1574 lbf)
Closed Gate Strength :  24 kN (5395 lbf)
Open Gate Strength :  7 kN (1574 lbf)
Minor Axis Strength :  7 kN (1574 lbf)

**Q: Does this Item have a CE stamp?**
A: Yes, this Rocklock Screwgate Carabiner has a CE stamp.

## Frequently Bought Together

- Black Diamond Rocklock Screwgate Carabiner
- BLACK DIAMOND ATC-XP Belay Device for Rock Climbing and Rappelling, Black
- BLACK DIAMOND Men's Momentum Rock Climbing Harness

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/188319847-black-diamond-rocklock-screwgate-or-twistlock-carabiner-hot-forged-lightweight](https://www.desertcart.us/products/188319847-black-diamond-rocklock-screwgate-or-twistlock-carabiner-hot-forged-lightweight)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-08*