Overview Three-level adjustable resistance: Customizable intensity settings for progressive strength training U-shaped spring design: Ergonomically contoured for comfortable grip and efficient force distribution Compact indoor fitness equipment: Space-saving solution for home or gym upper body workouts Targeted muscle engagement: Effectively trains pectoral, bicep, and arm muscles through flexion exercises
Specifications Type: Spring-type arm strength trainer Resistance Range: 20-40kg (black-blue variant), 30-50kg (black-red variant) Material: Steel spring with foam grip handles Product Dimensions: Approximately 50cm length (based on visual estimation from product images) Weight Capacity: Designed to withstand repeated flexion within specified resistance ranges