Mastertrex 150 Concentrex Labs
Drostanolone Propionate 150mg/ml
| Anabolic:Androgenic Ratio | 62:25 |
| Administration | IM (EOD Injection) |
| Ester Weight | Propionate (3-day duration) |
| Anti-estrogen Activity | High |
| Muscle Hardness | Grade A |
| Contest Preparation | Final 6 Weeks |
| Vascularity | Enhanced |
| Synergistic Stack | Test P + Winstrol |
| Common Names | Masteron, Drosta-P |
| Pharmaceutical Company | Concentrex Labs |
Donnie Bass –
Consider Mastertex as a very good Masteron. I liked the gains, no sides, quite clear steroid. Before Concentrex was not as good as they become now.