6063T5 Black U shaped channel Groove aluminum Equilateral Edging Inner width 2 3 4 5 6 8 10 12 13 mm high 5 8 10 11 12 15 18 20

6063T5 Black U shaped channel Groove aluminum Equilateral Edging Inner width 2 3 4 5 6 8 10 12 13 mm high 5 8 10 11 12 15 18 20

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