The Armstrong 5100Z Push Knob with Spring Latch is a compact, reliable mechanical push-to-latch lock designed for mobile vehicle environments. Featuring a spring-activated latch and low-profile mechanism, the latch secures doors or panels with a simple push action and releases with another push — eliminating the need for protruding handles or complex operating procedures. The solid plated zinc-alloy knob with a durable plastic housing ensures smooth operation and long-lasting performance. 

• Operation: Push to latch & push again to release (spring-latch mechanism)
• Mounting: Suitable for left or right side use
• Door/Panel Thickness: 18 mm–24 mm (spacer available for 15 mm–17 mm)
• Knob Material: Plated zinc alloy
• Base Material: Black plastic housing
• Available Finishes: Nickel, golden, matte nickel, matte golden (varies by SKU)

• Accessories Included:

1. 1 saddle mount
2. 2 × 27 mm screws
3. 2 × 14 mm screws

• Optional 3 mm spacer (DS-09) for thinner panels 

• Packing

• 192 pcs/carton; G.W.: 18.20 KG

• Push-To-Latch Mechanism:
  Simply push the knob to engage the spring latch — the door stays secure until the knob is pushed again to release. This mechanism eliminates the need for external handles that can catch during movement.

• Left/Right Mounting Flexibility:
  Designed for ambidextrous installation, making it suitable for left- or right-handed doors or panels.

• Compact & Flush Design:
  The low-profile latch reduces protrusions and snag points — critical in confined or moving spaces.

• Robust Construction:
  High–quality plated zinc alloy knob for durability and smooth tactile feel, combined with a resilient plastic mount.

• Wide Finish Options:
  Multiple plated finishes allow selection based on aesthetic and design requirements.

The Armstrong 5100Z push-knob latch is engineered for mobile environments and compact doors or panels, such as:

• RV and Caravan Interiors: Cabinet doors, storage compartments, bathroom or closet doors in motorhomes.

• Marine & Boat Interiors: Cabinets and lockers on yachts, sailboats, or houseboats.

• Mobile Homes & Tiny Houses: Secure panels or doors where simple, dependable latching is needed.

• Floating Houses or Houseboats: Interior compartment latching solutions in compact living spaces.