Uploaded May 2026 | Updated September 2026, 2 weeks ago
Bodyweight Rolling Bar Leg Extensions... this is one is actually awesome and, oddly enough, I found NOT a kneebreaker.
I found it put less stress on my knees than a lot of leg extension machines that I've used. That might not be the same for you, so definitely keep that mind if you decide to test this one out.
Get my FREE Mass Targeting Specialization guide:
fitstep.com/goto/mass
In addition to hammering the quads, it actually worked my tibialis anterior muscles on the front of the shins extremely hard (you have to engage those to keep your feet hooked under the bar while you're raising your body via knee extension).
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Nick Nilsson – Mad Scientist of Muscle
Topics covered on this channel include unconventional exercises, muscle specialization training, hypertrophy methods, gym equipment reviews and advanced strength training techniques.
Bodyweight Rolling Bar Leg Extensions... this is one is actually awesome and, oddly enough, I found NOT a kneebreaker.
I found it put less stress on my knees than a lot of leg extension machines that I've used. That might not be the same for you, so definitely keep that mind if you decide to test this one out.
Get my FREE Mass Targeting Specialization guide:
fitstep.com/goto/mass
In addition to hammering the quads, it actually worked my tibialis anterior muscles on the front of the shins extremely hard (you have to engage those to keep your feet hooked under the bar while you're raising your body via knee extension).
FOLLOW ME
YouTube ► youtube.com/subscription_center?add_user=nilssonnick
TikTok ► tiktok.com/@madscientistofmuscle
Instagram ► instagram.com/nicknilsson1
Facebook ► facebook.com/nicknilssonmadscientist
Nick Nilsson – Mad Scientist of Muscle
Topics covered on this channel include unconventional exercises, muscle specialization training, hypertrophy methods, gym equipment reviews and advanced strength training techniques.










