We Offer Floor Spring. Product featuresClosing force size 2, 4 or 5 according to EN 11543 closer versions with different closer sizes900 hold-open can be enabled/disabledSafety valve preventing deliberate overloadingClosing speed adjustableAdjustment range: lateral 6 mm, length 5 mmGalvanised cement boxFor single action doors , 1-leafFloor spring GEZE TS 23TS