Gd A-force Adjustable Chest Expander Black Sl 2015 New Upgrade 18~88lb for Professional It is possible to turn the nut to adjust the distance between the grip strength. 8kg ~ 40kg Adjustable resistance to allow various levels of difficulty and building of strength. Iron rod with comfortable grips Dimension (fold) : Height-560mm, Width-120mm / Weight : 2kg (4.4 pounds) A-force Adjustable Chest Crusher Black 88lbs(8-40kg) for Professional