- Kit consists of 5 kg spring upgrade, stronger catch spring, silicone padding, a new O-ring and some grease
- Fits in the Nerf Alpha Trooper
- 5kg spring for higher firepower
Worker 5 kg Spring Upgrade Kit for Nerf Alpha Trooper
This Upgrade Kit for the Nerf Alpha Trooper is an easy way to make your blaster perform a bit better. Included in this kit are a 5 kg spring, stronger catch spring, silicone padding, new O-ring and a bit of lubrication grease.