AR-15 M4 Barrel vs. Heavy Barrel Weight

Find out the exact difference in weight between a 16" M4 and 16" Heavy Barrel profile barrel. #shorts

AR-15 Barrels: https://www.bearcreekarsenal.com/ar-15/ar-15-barrels.html

AR-10 Barrels: https://www.bearcreekarsenal.com/ar-10/ar-10-barrels.html

AR-9 Barrels: https://www.bearcreekarsenal.com/ar-9/ar-9-9mm-barrels.html