The Enhanced Bulking SARMs Stack combines three powerful SARMs compounds for ultimate muscle mass, strength and size gains. RAD-140 and LGD make a great combination for mass and strength gains, which also work synergistically with MK-677 to amplify results. We recommend running MK-677 on a long-term basis, as a general staple in your research protocol (3-6 months minimum) to yield optimum results.