ROLLEASE ROLLER BLIND REPLACEMENT SIDEWINDER/CONTROL FOR 28MM EXTERNAL DIAMETER TUBE - BLIND SPARE PARTS This replacement sidewinder is made to fit a 28mm external diameter tube, please see picture showing where to measure if you are unsure. We also stock this part in 32mm - please see our other listings Our kit comes with a premium QUALITY metal or plastic chain for a smoother operation in a choice of lengths. Sidewinder supplied only (no brackets or idle end), when a chain is purchased we provide a free safety device. WITH THIS SMOOTH OPERATING PART YOU CAN RESTORE YOUR BLIND TO ITS FORMER GLORY Did you know that new European Child Safety Legislation was introduced for window blinds with effect from 28th February 2014? Are your blinds compliant with new blind safety European Standard for internal blinds BS EN 13120? Basic Guidelines (however please refer to BS EN 13120 for full and accurate guidance) For ROLLER blinds - it is preferable to fit the chain with a chain tensioner (not chain breakaways), the end of the chain must be at least 1.5m from the floor and secured with a chain tensioner safety device fitted more than 1.5m from the floor. Chain operation is not recommended where the installation height is less than 1.8m. If chain breakaways are used the chain must be more than 0.6m from the floor and 2 chain breakaways should be used at least 200mm apart. roller blind end set, also known as a control, winder, clutch, cog, pulley or wheel