SJ MP5 MP5k Gearbox w/ Metal Gears

Upgrade your sj mp5 or MP5K gel blaster with this high-performance nylon gearbox, featuring metal gears and a pre-installed XT30 plug for enhanced durability and power delivery. Built to withstand intense gameplay, this complete drop-in gearbox delivers smoother operation and increased reliability compared to stock versions.

Key Features:

✔ Reinforced Nylon Shell – Lightweight yet incredibly durable for long-lasting performance
✔ High-Strength Metal Gears – Handles high-speed firing without stripping or wear
✔ XT30 Connector Included – Provides better power transfer than standard plugs
✔ Direct Drop-In Replacement – Fits both SJ-MP5 and MP5K models without modification
✔ Complete Ready-to-Install Unit – Comes fully assembled (just transfer your motor)

Package Includes:

📦 1x SiJun SJ-MP5 Complete Gearbox (with metal gears & XT30 plug)

Why Choose This Gearbox?
Perfect for players who want:
• More reliable performance than stock plastic gearboxes
• Better power efficiency with the XT30 connection
• Durable metal gears that won't strip under stress
• Easy installation with no gunsmithing required

Upgrade your blaster's heart today and feel the difference in every shot!