Athletes having this bowlingball approved and in use
Hammer Black Widow (3.0)

Name	Fed	Playing with	No. of this ball
Camilla Keller	Denmark	Righthanded	1
Eva Krafogel	Slovenia	Righthanded	1
Hayley Russell	England	Righthanded	1
Julia Claxton	Scotland	Righthanded	1
Maria Bak Gerding	Denmark	Righthanded	1
Melissa Sorber	Netherlands	Righthanded	1
Nataliya Shcherbinina	Ukraine	Righthanded	1
Sanna Oksanen	Finland	Righthanded	1