3D Toys 12KG Upgrade Spring Coil Mod for Nerf Zombie Strike Sledgefire Blasters Dart Toy

Suitable for people over 14 years old, modification requires modding skill to reduce unnecessary trouble. In order to ensure safety, please wear goggles when you use and modify the blaster. All parts are separate,and the product included small parts, you need to install and assemble your blaster,Please be careful installing the parts to avoid damage to your Blaster!  Blaster not included. SPECIFICATIONS Color: Silver Black Material: Stainless Package Weight: 25g  Package Size:210×100×25mm Packing: Bag PACKAGE INCLUDED 1×SPRING Set ONLY!  (Blaster Not Included)