"The thumb was quite loose and I just could grab whole of the ball properly and that was why I missed two simple pin 10 spares," said the 38-year-old Saudi prince. "Luckily I managed to strike home for the victory."
The champion beat Hossam Eobhy of Egypt, 215-206 in the opening round and was lucky to take another victory in Round 2 beating Rakan Al Ameeri of Kuwait with identical 215-206 score to make the semi-final.
Ayman received a bye in the first round when his opponent did not show up and narrowly defeated newly-crowned Sinai Open champion, Mohamed Janahi of Bahrain, 204-199 in the second round to advance to the semi.
Mr Farouk Haridi, Asian Bowling Federation Exco member and Major General Ahmen, President of Egyptian Bowling Federation presented the trophy to the champion.