N f for RG 58-141-142-223-303
N m for 3/8″ foam
N m for 1/4″ foam
N f for RG 5-212
N m for 3/8″ air
N f for RG 8-9-115-213-214
N m for 1/2″ superflex
N m for 1/2″ foam
N f for RG 11-13-216
