2Pcs Gel Blaster Upgrade Spring 1.2/1.3/1.4/1.5mm

Unlock your blaster’s full potential with this high-performance spring set, offering four power levels for M4, AK, HK416, SCAR, and more!

✔ Choose Your Power:

• 1.2mm (Balanced) – Smooth, consistent shots

• 1.3mm (Mid-Upgrade) – 15% more FPS

• 1.4mm (High Power) – 25% range boost

• 1.5mm (Max Output) – For competitive builds

✔ Precision Engineered

• Variable coil spacing optimizes energy transfer

• Silver alloy steel resists fatigue

Why Upgrade?
• Eliminates weak stock spring failures
• Extends effective range by 10-15 meters
• Includes 2 springs (backup or dual-tuning)

Package Includes:
2x Upgrade Springs (your choice of thickness)

🔧 Pro Tip:

• 1.4mm+ springs work best with metal gear sets

• Lubricate for smoother operation

🎥 Watch Installation Guide: