We’re all about oscillating kinetic energy (OKE) and any way we can use it. This video shows Preacher Curls with a setup that is particularly punishing to Biceps and the Brachialis muscle using an E-Z curl bar. The combination of kinetic movement and variable weight makes it a killer exercise.
Biceps Curls with Bands & Chains
For a really punishing Bicep workout, connect bands and chains to an E-Z curl bar using this configuration.