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12mm John Guest to Quick-Release adaptor.
Adapts 12mm John Guest to male quick release (or “hoselock” type) connector.
½” Quick-release Hose End Connector – R0506B
£0.20 – £2.00
Various replacement O Rings.
£2.50 – £3.00
Supplied Unblocked (for use as a connector) or blocked for use to plug open ports to prevent leaks etc.