APS 13mm Spring - 150 Newton (SRS & TAC-41) SP-STAL-224 Spiral-fluted body for enhanced heat

Spiral-fluted body for enhanced heat exchange effect to prevent freezing

You can use the camera handheld or mount it to a helmet (night vision goggles)

For Action Army AAP01 airsoft replica

This cylinder has a deep fluted pattern—it doesn't improve performance

It includes a 14mm CCW thread

APS 13mm Spring - 150 Newton (SRS & TAC-41) SP-STAL-224 Spiral-fluted body for enhanced heatAPS 13 mm, 150 Newton spring. This spring follows the APS 13 mm standard (for a 9 mm outer diameter spring guide). It fits any rifle compatible with this standard, including all SRS models (except the push mechanism) and all TAC 41 models. When compressed to a length of 99 mm, it delivers 150 Newtons (+ 5%, approximately 9 kg of force). This spring features a black electrophoresis coating and laser marking for quick identification.