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Track body transformation with real data—not guesswork.
The Trimcal Body Measurement Kit combines the power of two essential tools: the Trimcal 4000 Body Fat Caliper and the Trimcal Body Measuring Tape. Together, they give you a complete system for tracking fat loss, muscle growth, and total body changes from every angle. Whether you're cutting weight, building muscle, preparing for military fitness assessments, or monitoring pregnancy progress—this kit delivers accurate, repeatable results at a fraction of the cost of clinical tools.
Built for everyday use by health-conscious individuals, personal trainers, and athletes, the Trimcal Kit puts precision progress tracking in your hands—literally.
Accurate skinfold measurements using standard body sites
Sliding scale displays body fat % instantly
Dual-spring tension for consistent pinching force
Trusted in gyms, military, and PT offices
100% mechanical—no batteries, apps, or syncing needed
Wrap-and-lock design ideal for waist, arms, legs, chest & more
Easy push-button retraction for fast single-hand use
Flexible, dual-scale tape (inches + cm)
Great for tracking pregnancy growth or post-rehab recovery
Weight Loss Programs – Monitor inches lost and fat percentage over time
Muscle Building & Body Recomposition – Measure muscle growth vs. fat loss
Pregnancy Progress Tracking – Monitor safe belly and body changes
Military & Police Fitness Prep – Use as a field-ready body composition tool
Athlete Training Cycles – Measure gains during bulking, cutting, or endurance phases
At-Home Fitness Goals – Great for personal use with zero setup or subscription
WARNING California’s Proposition 65 -