YHWW Multi-Functional Spring Chest Expander - Adjustable Resistance Bands for Men's Fitness Training, Muscle Building & Home Workout Equipment | Perfect for Strength Training, Gym Exercises & Physical Therapy

Specification:Material: ABS Engineering Plastic Carbon SpringColor: Black RedProduct Dimensions: (Dual-purpose tensioner) 650*110*30mm/25.6*4.3*1.2in, (Triple-purpose tensioner) 680*340*30mm/26.8*13.4*1.2inNet weight: (Dual-purpose tensioner) 760g, (Triple-purpose tensioner) 1100gGross weight: (Dual-purpose tensioner) 760g, (Three-purpose tensioner) 1100gScope of application: FitnessUsage: Mainly train the muscles of the upper body and forechest.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 effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!

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.

Scope of application: Fitness

Usage: Mainly train the muscles of the upper body and forechest.

Main efficacy: Exercise arm strength/grip strength/waist strength.