Nerf Rival Pilot XXIII-100 Upgrade Spring or Short Darts Converter Parts

Features:

- the spring upgrades is 18kg, which can greatly increase the Pilot XXIII-100 firepower compared to original spring 13kg.
- the short dart adapter has two types: load from the front or load from the middle.
- the converter can make the Pilot XXIII-100 use stefan short nerf darts.

Specifications:

Material: metal
Spring type: 18kg

Package includes:

1x XXIII-100 18kg spring with O-ring
or 1x short darts converter (load from the front) 
or 1x short darts converter (load from the middle)

Installation videos: