Gainsborough Trilock Omni Back to Back 600mm Double Cyclinder Matte Black 8905BBMB Model: 8905BBMB Finish: Matte Black The straight lines and clean, paired back design of the Omni back-to-back pull handle is sure to make a statement on your entrance door. Best suited for large format openings, the 600mm pull handle features a Gainsborough signature Trilock technology with 3 in 1 locking modes combined in one lockset. The external and internal lever is cleverly positioned behind the pull handle for added aesthetics. Manufactured using high quality 316 grade stainless steel to withstand harsh coastal conditions, this pull handle is available in three modern finishes. Features: A set of statement 600mm internal and external pull handles High quality 316 grade stainless steel construction to withstand the changing weather conditions and salt spray Signature Trilock technology - 3 in 1 locking: Deadbolt, privacy and passage functions combined into one lockset Lock or unlock the deadbolt, use a key from the outside and inside Application: External Backset (mm): 60 Bore Hole (mm): 60 Locking: Locking Latch included: true Manufacturer's Warranty (conditions apply): 5 Year Limited Tarnish Resistant, 10 Year Limited Mechanical Guarantee