JY M24 98k 702 M200 DSR SRS M40a5 Spring Upgrade

Unlock your sniper's true potential with our high-performance piano wire spring, engineered to deliver 20-30% more power and extended range for your JY-series bolt-action blaster.

Choose Your Power Level:
✔ 1.4mm Spring – Balanced upgrade (+15% FPS) for controlled shooting
✔ 1.5mm Spring – Maximum power (+30% FPS) for extreme range

Battle-Proven Advantages:
• Aircraft-Grade Piano Wire – Holds tension 3x longer than stock springs
• Precision Wound Coils – Eliminates spring fatigue and inconsistency
• Drop-In Installation – No modification required

Compatible With:
• Swift Hawk JY M24/98K/702/M200
• DSR/SRS/M40A5 platforms

Package Includes:
1x Upgrade Spring (specify your preferred diameter)

Why Upgrade?

• Eliminates weak stock spring failures

• Maintains consistent FPS shot after shot

• Extends effective range by 10-15 meters