For use on french doors, the lock also incorporates a split spindle function for Lever Pad handle applications. Replacing the gearbox rather than having to buy a complete new lock is cost effective, and is a relatively easy thing to do.
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ERA Warmcore Synseal Bifold Door 35mm Backset Gear Box Centre Lock Case. The Warmcore bifold door lock was widely popular before the demise of the Synseal group and many folding sliding doors were made using this lock.
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Backset 22mm. Bolt Lengths 9.5mm. Multi Point Locks.
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ERA VECTIS Gear box with hook and latch. 35mm backset. Split spindle.
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One Saracen gearbox supplied with either 9.5mm or 11.5mm deadbolt (printed on the top of the deadbolt).
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It features a 35mm/45mm backset and is designed for universal/reversible door handing. This be used as split or single spindle.
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ERA multipoint door lock gearboxes feature a 24mm high latch (with 2 distinctive screws in the latch), a 30mm high deadbolt, and 61mm between them. Gearboxes are held onto the faceplate with 4 screws, which is unusual for a multipoint door lock.
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