Product Overview
This spring fits the Excess Arms +7 Mag extension for the PSA 5.7 Rock. The Magazine Spring is wound from high strength Music Wire to ensure unparalleled reliability without needlessly increasing loading force.
This spring fits the Excess Arms +7 Mag extension for the PSA 5.7 Rock. The Magazine Spring is wound from high strength Music Wire to ensure unparalleled reliability without needlessly increasing loading force.
