Blast your biceps w/ these 5 killer moves that put a twist on classic exercises, making them twice as effective: http://muscle.ms/5Arms_ pic.twitter.com/2OhjNQPC59

Blast your biceps w/ these 5 killer moves that put a twist on classic exercises, making them twice as effective: http://muscle.ms/5Arms_ 

First seen here > https://twitter.com/Muscle_Strength/status/856550363503222784

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