LOCKTON 3000 Series Cylindrical Knobset – Half Set – Matte Black 70mm Backset - Dr Lock Shop

LOCKTON 3000 Series Cylindrical Knobset – Latching Half Set – Matte Black 70mm Backset

The LOCKTON EA3052-BLK is a high-quality latching half-set knobset, purpose-built for commercial and architectural applications. Featuring a 70mm backset and a 75mm rose, this half set is ideal for doors requiring latching without locking functionality on one side.

Finished in a sleek matte black, it’s tested to commercial-grade standards—fire rated up to 2 hours and cycle tested to 400,000 operations—making it a reliable choice for high-traffic environments.

Specifications:
• 70mm backset cylindrical latch
• Door thickness: 35mm–51mm
• Door prep: 54mm diameter cross bore
• Rose diameter: 75mm
• Assembly screw size: M8 x 40mm
• Standard “T” strike included
• Finish: Matte Black
• Grade: Commercial
• Fire tested (up to 2 hours)
• Cycle tested to 400,000 uses
• Warranty: 10 Years

A durable, professional-grade half set perfect for doors that require latch engagement without a full locking function. Now available at Dr Lock Shop.