8x Adjustable Dual Roller Shower Door Wheels for Bathroom 25mm-LIAIKI

Set of 8 shower door rollers (4 top and 4 bottom). Roller diameter: 25 mm. Roller width: 6 mm. Minimum hole size in glass: 11 mm. Maximum tempered glass thickness: 6 mm. Materials: plastic, nylon, and stainless steel. Supplied with screw covers. Spring mechanism, also compatible with curved doors. Includes screws and plastic covers. 【Material】: copper rod + plastic + nylon wheel 【Glass Size】: 5 mm. If you need to clamp other glass sizes, simply cut the glass tank's connecting strap! [Features] Upper wheel: adjustable, the wheel can swivel left and right. The lower wheel has a spring and swivels left and right. [Size] Top wheel: Height: 35 mm, Width: 27 mm. Wheel diameter: 25 mm. Bottom wheel: Height: 33 mm, Total height with knobs: 42 mm. Width: 27 mm. Wheel diameter: 25 mm. 【Hole spacing/opening】: Glass margin: 19 mm. Opening: 10 mm - 12 mm. Pulley diameter: 25 mm Note: You can adjust the pulley by turning the screw clockwise or counterclockwise with a screwdriver to shorten or lengthen the glass. Suitable glass thickness: 4-6 mm glass, 9.5-14 mm glass hole