CowCow Tokyo Marui M&P9 150% Hammer Spring (GG08-10)

The CowCow 150% Hammer Spring is an upgraded internal spring designed for compatible Tokyo Marui M&P9 gas blowback airsoft pistols.

With a 150% spring rating, this upgraded hammer spring provides increased tension compared with the standard factory spring. It is intended for tuned or upgraded M&P9 builds where stronger and more consistent hammer operation is required.

Manufactured from high-strength spring steel, the spring is designed to maintain consistent tension through repeated cycling while providing improved durability for performance-oriented GBB configurations.

Features

• 150% upgraded hammer spring
• Increased tension compared with the stock spring
• Designed for positive hammer operation
• High-strength spring steel construction
• Designed for consistent spring tension
• Suitable for tuned and upgraded M&P9 builds
• Replacement / performance upgrade component
• Designed for compatible Tokyo Marui M&P9 GBB pistols

Specifications

• Brand: CowCow Technology
• Product Type: Hammer Spring
• Platform: Tokyo Marui M&P9
• Spring Rating: 150%
• Material: High-Strength Spring Steel
• Application: GBB Hammer / Firing System
• Quantity: 1 Hammer Spring
• Fitment: Verify compatibility with your specific Tokyo Marui M&P9 configuration before installation