Silverback - 150 Newton APS 13mm Type Spring for SRS & TAC41 boots The face fabric is a

The face fabric is a very breathable ripstop PolyCo material

Integrated SSS

Material Plastic

Multifunction: the bag has a top handle

Nineball Power Barrel 113

Silverback - 150 Newton APS 13mm Type Spring for SRS & TAC41 boots The face fabric is aAPS 13 mm, 150 Newtons spring This spring is following the APS 13 mm standard (for 9 mm outside diameter spring guide). It will fit any rifle compatible with this standard, including all SRS (except the discontinued push bolt mechanism) and all TAC 41. While being compressed at 99 mm in length, it delivers 100 Newton (+ 5%, around 9 Kg of force). This spring received a black electrophoresis coating, and a laser marking to quickly identify the spring.