For high quality protein powders and supplements I highly recommend MY PROTEIN Click on the link below, use code iKNOWSUNNY to get 25% to 40% off!! http://tidd.ly/cea109bb Now you can Train with Sunny! Join Online Coaching!/Training! http://mybollywoodbody.com/index.php/training #MyBollywoodBody #iKnowSUNNY One of the MUST DO exercises to add PEAK to your BICEP muscles is preacher curl, if performed right and with proper form and range of motion you can feel the burn that lasts forever. In this tutorial, we explained the right technique and from to properly execute PREACHER CURLS ON A MACHINE! Hope you like this video. Make sure to share this video! Visit our website: http://www.mybollywoodbody.com Follow us on: https://www.facebook.com/mybollywoodbody https://www.twitter.com/mybollywoodbody https://instagram.com/mybollywoodbody If you have questions, message us on our Facebook page.