Handgun Custom Parts | M&P9 Series

Hammer Spring for MARUI M&P9/M&P9L  
Increase the spring angle, resistance to effectively reduce pressure on the hammer
Fix Original Spring can not using 12kg GAS

Power increased 10%,reduce Slide Resistance,reduce Trigger Resistance

For MARUI M&P9 GBB Series

Color: Black
Material: Oil Quenched/Tempered Si-Cr Alloy Steel Wire

Item No.: M&P9-08
Suggested Retail Price: USD 4.00