V-Match Free-float removal

Does anyone know how the free-float forearm is removed from a Bushmaster V-Match? I want to replace it with a Quad rail style forearm.

"My faith, my country and my family guide me; nothing more, nothing less" -Gen. Tommy Franks

Jess Hoffman
Mooseyard Precision
LE Supply & Firearms
NRA Certified Instructor
Shawano, WI 54166