Made to comply with USA, Canada, Spain, Austria, and all other countries regulations with 2.8J sniper limit.
Springs are 13mm outer diameter, so they fit all above mentioned sniper replicas.
It comes with one spring guide spacer just for you to be sure you will hit your limit mark because not all setups are perfect.
Our springs are made in Europe with best spring wire on the market. Electroplated to prevent rust, reduce friction and give you prolonged period of usage compared to other springs.
Confirmed results of reaching 2.8 Joule with a standard SRS 16" and SSG10 (430mm barrel). Joules may vary depending on the barrel length and piston used.
If the Rapax spring shoots too hot for your field, you can cut some coils without damaging the spring integrity as long as it is done properly.