The No 4070 rectilinear thumbturn can be used with all Nanz full mortise locksets. The minimalist form of the turnpiece is complemented by a disc shaped backplate with exposed fasteners. All Nanz plated and patinated finishes are available.

The No 4070 rectilinear thumbturn can be used with all Nanz full mortise locksets. The minimalist form of the turnpiece is complemented by a disc shaped backplate with exposed fasteners. All Nanz plated and patinated finishes are available.
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