Specifications:- Overall Dimension (LxWxH): 5 1/2" x 7/8" x 7/8" (14 x 2.2 x 2.2 cm)- Each Wire Dia.: 1/8" (3 mm)- Each Coil Numbers: 28- Material: Galvanized Steel- Weight Capacity: 200 Lbs (100 kg)- Net Weight: 12.13 Lbs (5.5 kg). Package Contents:- 60x Trampoline Springs- 3x T-Hooks