Spring for PSG M150 - GD

PSG M150 Spring – GD
The SP150 upgrade spring is designed for PSG-1 airsoft sniper rifles and other compatible platforms. It provides a significant power increase and is ideal for players seeking maximum range and consistent performance.

The spring delivers approximately 492 FPS with 0.20 g BBs (actual output may vary depending on the replica setup, air seal, and barrel length). It is manufactured from high-quality Si-Cr alloy steel wire, treated using Oil Quenched & Tempered processes to ensure excellent durability, fatigue resistance, and long service life.

Features:

• high-performance SP150 upgrade spring
• designed for PSG-1 airsoft rifles
• stable and powerful output
• long lifespan and high material resistance
• ideal for upgraded sniper rifle builds

Technical specifications:

• spring type: M150 (SP150)
• output: approx. 492 FPS (with 0.20 g BBs)
• compatibility: PSG-1
• material: Si-Cr alloy steel
• material treatment: Oil Quenched / Tempered