15x30mm(M6). 10x10mm(Transparent). Suitable for tubes with wall thickness of 1-3 mm. If you can't tuck the tube during installation, you can trim the blade and both can be tucked. These adjustable plugs are made of high quality pp plastic (polypropylene) + galvanized to provide long-lasting protection, adjustable height and strong load-bearing capacity, the bottom of the adjustable legs can be rotated to adjust the height to improve if the ground is uneven.
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