Part of a new innovative, interchangeable rig storage solution Comprises 2 x medium rig boards High density EVA foam ensures rig pins stay securely in place Profiled hook bars stop rigs from sliding and bunching together Magnetic hinges allow the two boards to be separated from one another Compatible with the F-Box Magnetic Medium Rig Box Lids Magnets ensure firm closure Moulded ruler on outside allows for accurate rig tying Medium is supplied with 50 pins Large is supplied with 60 pins