Supporters will be able to pay on the gate for Saturday’s away game at Dagenham & Redbridge.
Around 300 tickets have been sold and will remain available from the club’s ticket office until 2pm on Friday subject to availability.
United fans will be in the Traditional Builders Stand, which is all seater behind the goal.
Adults – £18,50
Concessions (over 65, students with a valid student card) – £13.00
Junior (10-16) – £11.00