Single and Double Stackers have tensile strength of 10 tons and shear strength of 30 tons. These Stackers are made using quality grade forged steel that ensures long term usage. These Single and Double Stackers are available in various weight ranges such as 3kgs, 2.5kgs, 8.5kgs, 7kgs, 9.5kgs, 8kgs and 10kgs. Single and Double Stackers can be availed in different specifications to suit individual requirement.