[Features] The frame is not folded, so there is less holes in the engraving. Specifications: Round stainless steel frame; Size: 1.2 inches (30 mm); Frame thickness: 0.06 inches (1.5 mm); SUS304; Core rod: 0.2 inches (5 mm); SUS304; Car: SUS303; Weight: 2.2 oz (60 g); Load capacity (per 2 pieces): 60 kg); Box quantity: 12 pieces. Please acknowledge