Hanke M40A6 Upgrade Spring 1.3-1.5MM

Hanke M40A6 Spring Introduction：

Want more speed? Boost your Hanke M40A6 nerf sniper! Choose 1.3/1.4/1.5mm to boost your blaster’s velocity — thicker = more velocity & power!🔧

Specifications:

• The thicker the spring wire, the more force required.
• Spring is one of the factors that affects toy gun muzzle velocity.
• Material: Piano wire
  
• Wire diameters available: 1.3 / 1.4 / 1.5 mm