We're working on adding video demonstrations for this exercise.
A loaded spinal flexion exercise using a kettlebell on an elevated surface that targets the erector spinae and hamstrings to build posterior chain strength and improve spinal mobility.
Kettlebell, Plyometric Box
3/5 • Intermediate
Lower Back, Hamstrings
Abs, Traps
5
No
No
No
Small
Low
Erector Spinae
Biceps Femoris, Semitendinosus
Glute Max
Transverse Abdominis
Lower Traps
6-12 reps
60-120 seconds
Stand on a stable elevated surface like a plyo box with feet hip-width apart. Hold one kettlebell with both hands in front of the thighs, arms extended.
Inhale during descent to brace core; exhale as you unroll upward.
4-2-4
From full upright neutral spine to maximum comfortable segmental flexion with kettlebell near feet; avoid pain or excessive strain.
Not typically required; use light weights and focus on form for safety.
KB Jefferson Curl, Kettlebell Spinal Flexion Curl
Share your thoughts or help us improve this guide.
Plates, Plyometric Box
Lower Back
Dumbbells, Plyometric Box
Lower Back
Barbell
Lower Back
Kettlebell
Hamstrings
Kettlebell
Hamstrings
Kettlebell
Hamstrings
Kettlebell
Hamstrings
Kettlebell
Glutes, Hamstrings
Kettlebell
Glutes, Hamstrings
Kettlebell
Quads, Biceps


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