3 1 Gear Ratio Provides optimal balance between control precision and operating ease (1cm chain pull = 3cm fabric movement). Quiet Operation Nylon-reinforced gears run silently compared to metal alternatives that can develop squeaks. Child-Safe Compliance Meets UK safety standards for corded blinds when installed correctly. All-Weather Reliability Withstands temperature fluctuations (-10C to 60C) without warping or cracking. Restore smooth operation to your Roman blinds with this 3 1 geared sidewinder chain mechanism. Designed as a direct replacement for Hillarys and other major blind systems, this white end control unit solves common issues like chain slippage, uneven lifting, or broken gears.
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