Upgrade spring for Silverback HTI replicas.
Silverback springs are named by the force, in Newton, needed to compress it to their “shooting stage”.
Data in spring charts are average, there might be variation due to multiple factors.
- 40 Newton : SBA-SPR-20
- 60 Newton : SBA-SPR-21
- 90 Newton : SBA-SPR-22
- 110 Newton : SBA-SPR-23
- 125 Newton : SBA-SPR-24
- 155 Newton : SBA-SPR-25
