1:4 Cassette Roman Bl Chain Pulley (Pk20)

A cassette Roman blind pulley housing is the small but critical component inside the headrail cassette of a Roman blind that holds and guides used to raise and lower the blind smoothly. Core Functions Supports the pulley or drum that the lift cord or chain runs over Keeps cords aligned so they don’t rub, twist, or jump off the pulley Reduces friction for smoother operation Protects the mechanism inside the cassette from wear and impact Maintains even lifting across multiple cords Mounted inside the cassette/headrail, usually at the drive side (chain or motor side) hidden from view once the blind is installed.