Euro cylinders or door barrels for uPVC and composite doors are in plentiful supply at Window Ware. We're proud to stock the very best cylinders from top brands such as ISEO, Eurospec, and Yale. In this category you'll find 5 pin, 6 pin, 1 star and 3 star TS007-approved Kitemarked security cylinders. In addition thumb turns with a knob turn on one side, and pairs are also readily available. Whilst our stock holding contains keyed to differ and paired cylinders, we can provide keyed alike cylinders and master key suites; ideal for larger quantities and sizes of cylinders. Read Less