Police have arrested two men in relation to the aggravated robbery in Masterton yesterday.
Police spokeswoman said the Armed Offenders Squad have locked down Miriam St for over half an hour while executing a search warrant.
She said one man in his 20s was arrested.
Two women were robbed of cash at gun point by two men they had met earlier in relation to the purchase of a vehicle.
The two men, described as Caucasian, aged in their 20s, and wearing dark clothing ran away.