Spring Chest Developer Expander Fitness Tension

Functions:
Abs Engineering Plastic Carbon Spring Steel Wire Tension Is the Full and Thick Buckle.

Specification:
Material: Abs Engineering Plastic Carbon Spring
Product Dimensions: (dual-Purpose Tensioner) 650*110*30mm/25.6*4.3*1.2in, (triple-Purpose Tensioner) 680*340*30mm/26.8*13.4*1.2in
Net Weight: (dual-Purpose Tensioner) 760g, (triple-Purpose Tensioner) 1100g
Gross Weight: (dual-Purpose Tensioner) 760g, (three-Purpose Tensioner) 1100g
Scope of Application: Fitness
Usage: Mainly Train the Muscles of The Upper Body and Forecast.
Main Efficacy: Exercise Arm Strength/grip Strength/waist Strength.

Notes:
1. Please Allow 1-3cm Measuring Deviation Due to Manual Measurement.
2. Due to The Different Monitor And Light Effects, the Actual Color of The Item Might Be Slightly Different from The Color Shown in The Pictures. Thank You!