M120 APS2 type 13mm spring For SRS Pull Version

M120 spring for SRS-A1, pull bolt. 

APS 13mm  large type spring (for SRS pull bolt version)

13 mm outside diameter, 11 mm inside.

Our spring are named by the force, in Newton, needed to compress it to their “shooting stage”

APS large type (can be use in SRS, TAC-41, APS-2, APS-T96, APS-SR2, M24).

Data in spring charts are average, there might be variation due to multiple factors.

• 40 Newton : SBA-SPR-10
• 60 Newton : SBA-SPR-09
• 75 Newton : SBA-SPR-11
• 90 Newton : SBA-SPR-05
• 110 Newton : SBA-SPR-06