Eemann Tech Magazine Spring for MBX STI 126mm Magazine

The Eemann Tech Magazine Spring for MBX STI 126mm Magazines works with MBX 126mm magazine tubes for STI pistols. 


• 11 coils
• Made of steel, with thermic treatment for the best performance and quality! 
• Varied, progressive structure provides constant pressure with greatly increased spring performance and life.
• Magazine spring made of steel according to UNE10270-1-SM norm, with thermic treatment. 
• This Magazine spring is made for non lock competition followers

No fitting required and instant installation in most cases. In some cases, pistols may differ in production or pre-modified and may require assistance of certified gunsmith for installation.