MacArthur Locks & Doors installed a mortise lock for a business establishment in Arlington, VA. Call us at (202) 760-4589 for commercial door lock services. MacArthur Locks & Doors offers a wide variety of locksmith services to residents and business owners in the greater DMV area, including Silver Spring and Rockville, MD. Our locksmiths are highly trained and experienced in services like deadbolt installation, lock change, and key replacement. We understand that sometimes things happen and you need immediate assistance, so we offer emergency locksmith service. Call us today for more information on how we can help you.