The bronze medal helped Om-an to finish the championships with five medals including its first ever gold at the Arab meet.
Sara said, “I am very happy to pick an individual bronze in Masters category, which features the best eight players.
“Overall, it was the best performance by our teams, as we finished third in both men's and women's categories.”
Earlier, four Omani players – Ghalib al Busaidi, Yassir al Barwani, Hasan al Kharousi and Musaab al Adawi – qualified for the men's Masters but none could reach the podium.
In the overall rankings Oman finished third in both men's and women's categories among the seven participating nations.
Barwani, Mohamed al Hashmi and Mahmood al Hadidi made history for the sultanate on Tuesday when the trio won the first gold at the Arab championship in the men's Trio event.
Aisha al Sibani, had begun the medal hunt for Oman when she picked a silver in the women's singles event. It was followed by a silver in the men's doubles when Barwani and Adawi came second.
Yet another silver was won by the quartet of Aisha al Sibani, Aziza al Brieki, Razan al Hinai and Sara al Maskari in the women's team event. And Sara capped the fine run with a bronze in Masters.
Bahrain's Nadia al Awadh won the women's Masters title.
UAE's Sayeed Ibrahim took the men's Masters honours ahead of Bahrain's Yousef Falah.
Bahrain won the men’s overall honours with a total of nine medals including four gold, two silver and three bronze.
Hosts Egypt was on top in women's section with ten medals including four gold, two silver and four bronze.
For Oman, 16 year old Musaab won a trophy for the highest average in six games. Both the men and women teams of Oman are coached by South Korean Hoonpyo Lee and assisted by Nasser al Hattali.