Roller Blind Repair Kit for 25mm roller tube, includes brackets, controls, chain Roller Blind Repair Kit for 25mm roller tube, (25mm is the external diameter of the tube) includes brackets, controls, chain and Safety fitting. 25mm Roller blind repair/replacement mechanism to fit a 25mm roller tube Chain operated (1m length/drop). You will receive the control end & idle ends & plastic fixing brackets which you can top or face fit, plus the chain and Safety P Clip Supplied with a continuous loop chain which will be suitable for any drop of blind, must be fitted with the safety P clip which is included