'Personal trainer and fitness model Ben Carpenter demonstrating safety bar squats. Sign up for his email newsletter at www.bcpersonaltraining.co.uk, visit his Facebook page www.facebook.com/bencarpenterpersonaltraining or tweet him on Twitter @bdccarpenter.' 

Tags: fitness , gym , motivation , personal trainer , strength , fitness model , quads , back squat , ben carpenter , safety bar squat

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