NOTES FROM LUKE:
The Worker 5KG Kit gives your Nerf Zombie Strike Slingfire more accuracy and speed thanks to the mid-weight stainless steel design. Kit includes spring set.
FEATURES:
-Compatible with Nerf Zombie Strike SlingFire
-Mid-weight design
-Easy to install
SPECS:
-5KG rated spring
-Stainless Steel
-Weight: 70g
-Model: W0074