Upgrade your Apollo XV-700 blaster with this premium piano steel spring. This 13kg / 15kg spring will enhance the power and velocity of your nerf rival blaster, providing a competitive edge in battles. Package includes 1 spring and o-ring for easy mod installation.
Specifications:
Material: piano steel
Type: 13kg / 15kg
Package includes: 1x nerf rival apollo xv700 blaster spring upgrade mod
