Commercial-Grade Fixed Angle Sit-Up Bench – Heavy-Duty Ab Training

Technical Specifications

Dimensions: 1365mm (L) x 606mm (W) x 441mm (H) – Space-optimized for commercial facility layouts.

Frame Composition: Q235 carbon steel (45mm oval tubing) with stainless steel reinforcement joints.

Weight Capacity: 300lbs user + 50lbs external load.

Adjustment Mechanism: Foot-operated stainless steel trough with gravity-assisted auto-lock.

Inpek Fitness Engineering Excellence

Industrial-Grade Material Innovation

Q235 High-Frequency Carbon Steel Frame: Inpek Fitness utilizes 45mm-thick flat oval tubing, rigorously tested to support 300lbs+ dynamic loads without deformation.

Laser-Cutting & Welding Technology: Precision manufacturing ensures seamless joints, eliminating structural vulnerabilities common in mass-produced benches.

Stainless Steel Adjustment System: Corrosion-resistant closed troughs and footplates withstand high-frequency use in demanding environments.

Ergonomic Design Mastery

15° Fixed Decline Angle: Developed by Inpek Fitness to maximize rectus abdominis activation while minimizing lumbar strain.

Foot-Activated Angle Transition: Proprietary auto-drop trough mechanism enables seamless adjustments in under 3 seconds, optimizing workout efficiency.

Biomechanically Aligned Padding: 50mm MC high-rebound foam with anti-slip PU leather ensures stability during explosive repetitions.

Inpek Fitness Proprietary Advantages

55kg Ultra-Stable Base: Reinforced frame design eliminates lateral sway during weighted exercises, exceeding industry stability standards.

3-Angle Versatility: Pre-set 15°, 25°, and 35° decline positions cater to beginner-to-advanced core training protocols.

Zero-Maintenance Components: Stainless steel hardware and laser-fused joints require no lubrication or tightening over time.

Scientifically Validated Training Applications

Targeted Muscle Engagement

Primary: Rectus Abdominis (Upper/Lower), Transverse Abdominis, Internal/External Obliques.

Secondary: Spinal Erectors, Hip Flexors (isometric activation).

Performance-Driven Exercise Library

Declined Weighted Sit-Ups: Anchor plates up to 50kg on the foot ferrule tube for progressive overload.

Twisting Oblique Crunches: Rotate torso mid-rep to engage lateral core chains.

Dynamic Russian Twists: Utilize medicine balls for rotational power development.

L-Sit Isometric Holds: Grip bench edges to isolate lower abdominals.

Declined V-Up Progressions: Combine upper and lower ab activation in one movement.

Inpek Fitness Supplier Assurance

Custom Manufacturing: Modify dimensions, angles, or branding to meet facility-specific requirements.

Bulk Order Precision: Streamlined production ensures consistent quality across large-scale deployments.

Compliance Certification: Meets EN 957-1/ISO 20957 standards for commercial gym equipment.

Why Inpek Fitness?

As a specialized supplier of professional fitness equipment, Inpek Fitness integrates aerospace-grade engineering principles into every Fixed Angle Sit-Up Bench. Our vertically controlled manufacturing process guarantees:

72-Hour Stress Testing: Each unit undergoes cyclic load simulations equivalent to 5 years of commercial use.

ISO 9001-Certified Production: From raw material sourcing to final assembly, quality is systemically enforced.

Global Logistics Network: Doorstep delivery with professional installation support across 50+ countries.

Custom Manufacturing: Modify dimensions, angles, or branding to meet facility-specific requirements.

Bulk Order Precision: Streamlined production ensures consistent quality across large-scale deployments.

Compliance Certification: Meets EN 957-1/ISO 20957 standards for commercial gym equipment.

Looking to enhance your gym with premium equipment? Have inquiries or ideas? Complete the form below to engage with our expert team. We’ll work with you to realize your fitness facility goals efficiently and effectively.