w3c
                
                        
                
                        
                    +25% stärker
• 14 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.
• +25% stronger from the factory magazine spring.
• Extra power magazine springs help improve feeding with extra power recoil springs and when factory springs have weakened. 
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