Grappling Arm Upgrade

⭐ ⭐⭐ (1,921 endorsements) 📥 69,097 downloads 📌 v1.2.1 📅 12/15/2019
⚪ Last updated 2021

By zorgesho · Items

⬇ Download Mod Source: Nexus Mods 📅 Updated: 4/10/2021 📅 Created: 12/15/2019
⚠️ Install Order · 2 steps
1🛠️ BepInEx — BepInEx framework Download ↗
2🧩 QModManager — QModManager Download ↗

Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.

🔍 Analysis

  • 👍 2.8% endorsement rate — high engagement, a strong quality signal
  • 🏆 #14 of 192 Items mods in this game by downloads

📋 About This Mod

You can now upgrade your grappling arm for prawn suit at Modification Station. Upgraded arm have better parameters than vanilla arm and you can change them in config.json in mod folder if the default values are not enough for you (warning: too high values can lead to some physics bugs).

In order to unlock the blueprint for upgraded arm you'll need to scan additional grappling arm fragments (4 by default). You can change fragment count in config.json (set it to zero if you want to unlock upgraded arm along with vanilla arm).

ItemID: "GrapplingArmUpgradeModule".

config.json:

  • []armCooldown (default: 0. 5, vanilla: 2) : cooldown in seconds after use

    []hookMaxDistance (default: 50, vanilla: 35) : max rope length

    []hookSpeed (default: 50, vanilla: 25) : hook moving speed (before attached to something)

    []acceleration (default: 20, vanilla: 15) : arm pull acceleration (after attached to something)

    []force (default: 600, vanilla: 400) : arm pull force (after attached to something)

    []fragmentCountToUnlock (default: 4) : how much additional fragments you'll need to scan in order to unlock upgraded arm


Requirements:

  • []QModManager

    []SMLHelper

    Installation:

    Extract the archive into your QMods folder

    Update check:

    This mod checks for updates periodically via the internet.

    You can disable it in the mod.json (set "UpdateCheck" to false).

    Source code:

    https://github.com/zorgesho/SubnauticaMods/tree/master/PrawnSuitGrapplingArmUpgrade

🤖 AI-enhanced — based on mod data

This mod upgrades the Prawn Suit's grappling arm in Subnautica, making it quicker, stronger, and with a longer rope. It's a simple quality-of-life improvement for players who want more mobility and power from their Prawn Suit. With 1,921 endorsements and 69,097 downloads, it's a popular choice among the community.

✨ Key Features

Increases grappling arm speed for faster traversal.
Enhances grappling arm strength for improved pulling power.
Extends the rope length for greater reach.

📊 Pros & Cons

✅ Pros

  • Community favorite with 1,921 endorsements and 69k downloads.
  • Directly improves Prawn Suit mobility, making exploration more fluid.
  • Simple, focused upgrade that does exactly what it says.

⚠️ Cons

  • Last updated in April 2021 — may not be compatible with the latest Subnautica patches.
  • Only affects the grappling arm; other Prawn Suit upgrades remain unchanged.
🎯 Is This For You?
For Subnautica players who rely on the Prawn Suit for deep-sea exploration and want a more responsive grappling hook. If you're tired of the slow, short-range default arm, this mod is a must-have. Skip if you're looking for broader gameplay changes—this is a single-item tweak.
📦 Install:Easy· Under 1 minute

💡 Beginner Tips

  • Make sure to install the mod into the correct Subnautica mods folder (usually BepInEx/plugins) to ensure it loads properly.
  • If you're using a mod manager like Vortex, let it handle the installation to avoid file placement errors.
  • Test the grappling arm in a safe area first to get used to the increased speed and rope length before venturing into dangerous biomes.

📊 Mod Details

Game
Subnautica Mods
Author
zorgesho
Version
1.2.1
Downloads
69,097
Endorsements
1,921
Category
Items
Created
12/15/2019
Updated
4/10/2021

🧩 Commonly Used Together

Users add these mods to the same collections — a real compatibility signal, not an AI guess.

🔧 How to Install Subnautica Mods

Download from Nexus.

📖 Full step-by-step install guide for Subnautica →

Visit the official mod page for specific installation instructions for this mod.

🎮 Need cheat codes or console commands? Check ur gaming wiki for Subnautica commands, item IDs, and more.

Keep browsing — more Subnautica mods await

📋 All Subnautica Mods 🏆 Top 25 📂 More Items 👤 More by zorgesho 🔎 Similar Mods 🌐 Best Items (All Games) 🔀 Check Compatibility ⚖️ Compare Mods 🆕 New Mods