- NELON Cylindrical Lock (65mm Rose Cover) - Heavy Duty & High Security - Corrosion Resistant-Solid Brass Key and Plug - Suitable for 29 - 46mm Door Thickness Product includes: - Lockset as shown - 60mm / 70mm backset (Kindly measure the distance between centre of lock to side of door, as shown in picture) - 3 keys - Accessories Functions available: Entrance | Privacy | Passage | Auto | Double Colour(s) available: Silver, Antique Brass, Antique Copper, Black, and Gold, Master Key and Key-alike system available upon request, with additional cost. Installation service is also available with additional costs. Engage our trusted locksmith now by WhatsApping us! Price shown is the starting price; other colours/sizes are priced as listed by NELON. WhatsApp 9898 9268 to confirm your option.