Carbine Alpha CRD-3K1 Single Cylinder Deadlatch – Satin Chrome - Metal Frame - Dr Lock Shop

Carbine Alpha CRD-3K1 Single Cylinder Deadlatch – Satin Chrome - Metal Frame

The Carbine Alpha CRD-3K1 is a single cylinder surface-mounted deadlatch with an internal knob and external key operation. Designed for straightforward security and clean installation on metal frame doors, this model is ideal for residential and light commercial settings.

Product Features:

• Single cylinder configuration with internal knob

• Supplied C4 Keyed to Differ (standard)

• Fire-rated for up to 2 hours when holdback is disabled

• Includes a metal frame strike

• Field-reversible latch for inward or outward opening doors

• Satin chrome finish with concealed fixings

• Marine-grade stainless steel latch bolt

• Lockable holdback and optional internal deadlocking (when fitted with internal cylinder)

• Supplied boxed

Keying Options:

• Keyed to Differ – Supplied as standard

• Keyed Alike – Multiple locks keyed the same (available upon request)

• Keyed to Order – Keyed to match an existing system (available upon request)

Extra Keys:

• Supplied with 2 keys as standard, or 2 keys total per order if keyed alike or keyed to an existing system

Technical Details:

• Model: CRD-3K1

• Function: Single Cylinder Standard Deadlatch with Internal Knob

• Backset: 60mm

• Key Profile: C4 (accepts LW4 key blanks)

• Finish: Satin Chrome

• Strike Type: Metal frame

• Door Thickness: 30–50mm

• Packaging: Boxed

Carbine Alpha CRD-3K1 – A durable, practical deadlatch solution for metal frame doors, offering secure access with smooth internal knob operation.