10 Round Constant Pressure magazine for the GR-1 “ANVIL”.  It is designed to dispense type 1242E magnetic armatures.

Any steel rod between 10.0-12.4mm in diameter and between 32-42mm (1.25″-1.65″) in length which slides cleanly down the GR-1 barrel can be accelerated and will fit into the GR-1242 magazine.

Material: ABS Polymer/stainless spring steel

Dimensions: 7.64″ x 2.60″ x 1.25″

Weight: 114 grams