Rapax HULK High Velocity Spring (4+ J) SRS / TAC41 / SSG / VSR (Rapax Springs)

A high-quality spring machined in Europe by Rapax for SRS, VSR, TAC41, SSG, and similar sniper rifle replicas.

Characterized by a lighter pull, the 13mm outer diameter spring comes with an approximal power of 3.5 to 4.9J, providing one of the highest outputs on the market.

The product is CNC coiled from high-quality wire, tempered, and furtherly electroplated. This technological process guarantees resistance to rust, reduction of friction, and negligible FPS/Joule loss over time.