Eemann Tech Magazine Ressort pour MBX STI 126mm Magazine

High-Performance Eemann Tech Spring for MBX STI 126mm Magazines

The Eemann Tech Magazine Spring is designed specifically for MBX 126mm magazine tubes used in STI pistols.

• 11 coils
• Made of steel, with thermic treatment for optimal performance and quality
• Varied, progressive structure provides constant pressure with significantly enhanced spring performance and longevity
• Constructed from steel according to UNE10270-1-SM standards, with thermic treatment
• Designed for non-lock competition followers

No fitting is required, and installation is instant in most cases. However, some pistols may vary in production or be pre-modified, which might necessitate the assistance of a certified gunsmith for installation.