Which ProStock Head are these

[stules]

Hi
Anyone know what ProStock Heads these are.....
Head Microgel Radical Pro paint
MidPlus
16 x 19 pattern
348gram strung
33cm balance
Head finest grips 4 1/4
I am thinking TGK231.3
http://lh6.ggpht.com/_6zQwz1g57P0/TEVezOgczII/AAAAAAAACAI/m9m6oIpZKq8/IMG_1655.JPG

http://lh3.ggpht.com/_6zQwz1g57P0/TEVezZTszWI/AAAAAAAACAM/hxu5bGCbgbA/IMG_1656.JPG
http://lh6.ggpht.com/_6zQwz1g57P0/TEVezpaWfxI/AAAAAAAACAQ/5riIuLIzCII/IMG_1657.JPG
http://lh3.ggpht.com/_6zQwz1g57P0/TEVe0WZo1rI/AAAAAAAACAU/ux2d1QXU0_4/IMG_1658.JPG
http://lh3.ggpht.com/_6zQwz1g57P0/TEVe0rcbDXI/AAAAAAAACAY/FvVm5B_Iyb4/IMG_1660.JPG
http://lh3.ggpht.com/_6zQwz1g57P0/TEVe09GWSSI/AAAAAAAACAc/KYOBZbv7X94/IMG_1662.JPG
http://lh5.ggpht.com/_6zQwz1g57P0/TEVe1JtTo-I/AAAAAAAACAg/nPkrtVAOmIY/IMG_1663.JPG