Abdominal Crunch
TuffStuff's Proformance Plus Abdominal Crunch is a full commercial-quality machine for strengthening abdominal and core muscles engineered and manufactured at TuffStuff's headquarters in Chino, CA, United States. It includes a 5-position swivel seat, enabling the ab crunch to isolate oblique muscles for full core development. The Abdominal Crunch is ideal for outfitting any commercial weight room, recreation center, apartment complex, or professional gym that demands quality and years of hassle-free daily use.
- Three-point rotation creates ideal arcing motion for the torso.
- Unique design does not require movement arm adjustments.
- 5-position swivel seat isolates obliques for full core development.
- Weight stack safety shields full length and dual-sided.
- 100 kg steel weight stack with add-on weight system.
- Custom color and upholstery options available.
Unit Weight
299 kg
Dimensions (L × W × H)
109 cm × 142 cm × 180 cm
Mainframe
5 cm × 10 cm × 27 cm gauge 120 oval tubular steel with a combination of 2 round and 11-gauge tubular steel.
Padding
High density 2.54 cm thick, 1.3 kg rebond urethane foam glued to 1 industrial plywood backing, trimmed and formed to exact fit.
GUIDE RODS
8/10 cm solid steel 1045 turned, ground, and polished with a hard chrome finish.
BEARINGS
2.54 cm solid stainless steel pivot axles with non-friction. 2 sealed bearings (load rating of 1089 kg).
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