21s don’t just pertain to Blackjack. 21s more specifically, Biceps 21s are an altered variant of the curl bicep, which will help you build bigger guns. You might be asking “what exactly are the biceps 21s?”. In short, bicep 21s, also known as “21s” in short form, is a biceps’ curls broken down into three […]
http://dlvr.it/SS1sYC
Comments
Post a Comment