Kabras finish in second place after falling at the semi-final stage at Prinsloo Sevens.
Kenya Harlequin are in Group A with Menengai Oilers, Zetech University and Mombasa RFC.
Blak Blad finished third after stunning defending champions Kabras Sugar.
Shujaa star Wekesa stars for Kabras who make quarters with a game to spare.
Pools Set as Kabras Sugar aim to defend title.
The bankers thrashed Menengai Oilers 29-7 on Sunday at RFUEA Grounds.
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