Fire Support

Silverback APS 13mm,150 Newton, SRS & TAC-41. Spring

This spring is following the “APS 13mm standard” (for 9mm outside diameter spring guide). It will fit any rifle compatible with this standard, including all SRS (except push mechanism) and all TAC-41. While being compressed at 99mm in length, it delivers 150 Newton (+/- 5%, around 9 Kg of force). This spring received a black electrophoresis coating, and a laser marking to quickly identify the spring.