For those of you that have been waiting to get the latest in Muscletech’s SX-7 supplement Series. The two new previously previewed products, the pre-workout #Shatter and the two piece individual Muscle Stack. Have both now had their statuses changed to in stock at their exclusive retailer GNC. The energizing formula #Shatter has been valued quite highly at $69.99, although it’s Gold Card price nicely drops that down to $55.99. As for the Muscle Stack, Muscletech’s combination of the individual Peak ATP supplement appropriately titled Peak. And the SX-7 version of the new BetaTOR HMB free acid muscle builder Clear Muscle. GNC have the two bottle box set valued at $159.99, although once again with a Gold Card that drops down to a still rather high $127.99. While currently there isn’t a promotion running on the Muscle Stack, #Shatter is a part of GNC’s current buy one get one half off deal. Giving Gold Card holders the chance to take home two different flavors of Muscletech’s latest pre-workout for $41.99 a bottle.