Best Workout for 21 inch Arms
by Team MountainDog on August 8, 2022This arm workout will get you a massive pump. If you are looking to grow some massive arms (21 inches) this is the workout for you. John gives so many tips in this video its crazy.
Filmed 9/2017
Team MountainDog is dedicated to carrying on John's legacy and providing you with valuable information.
Team MountainDog is lead by Mary Meadows, with Cris Edmonds as Lead Coach, Andrew Berry and Zach Trowbridge as participating advisors and contributors, Noah Kline as YouTube and Video Director, and a diverse group of authoritative contributors.