Roto MVD Door Lock 2 Roller 2 Mushroom Cam Repair Door Lock Kit Replaces Roto MVD500, MVD340, MVD400, and R628 Locks With Our New Avocet Roto Repair Kit. It is designed with our unique modern Avocet centre gearbox to be able to replace the old Roto MVD400, Roto MVD500 and Roto MVD340 and R628 UPVC door locks that are now obsolete.
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