4 x Threaded Plugs 25 mm Insert Socket for Square Tube with Adjustable Foot Screw Base, Square, Plastic, Black (Pack of 4)

Set of 4 adjustment plugs adjustable sliders height adjusters with reinforced, shock-resistant construction. Applied to a variety of high-quality plugs, sockets, table chairs, sofa tables, etc. Material: black (RAL 9005) hard plastic (PE polyethylene) + metal thread. Features: durable, acids, alkalis and UV-resistant plastic. Square tube insert: A × A – 25 × 25 mm (external dimensions), H – 20.0 mm (height), edge thickness – 6.2 mm, internal thread type M8, pipe wall thickness – 1.5 – 2.0 mm, tube outer dimensions – 25 x 25 mm, adjustable foot thread size: height – 25 mm, thread. M8, Diameter: 30 mm Adjustment range from pipe end of 13-35 mm Suitable for pipe wall thicknesses of 1.5 - 2 mm. Example: lamellar plugs for square pipes diameter 30 x 30 mm for wall thicknesses of 1.5-2 mm. Such plug is intended for a pipe outer dimensions of 30 mm and an inner dimension of 26-27 mm (30 mm outside minus 2 x the wall thickness of 1.5-2 mm result in the 26-27 mm) Box contents: 4 x square tube inserts + 4 x levelling feet