Boldenone Undeclynate (EQ 300) – reviews of the drug 6987 So, we are talking about the drug Boldenone Undeclynate. In this case it is a common steroid of a new generation, EQ 300 which is based on the effects of anabolic and androgen. It can also be found under such well-known brands as Boldebal, Boldabol, Hanabol, Boldesten. The basis of this steroid is a molecule of Dianabol. The chemical