The 255014 MLR-150 SPX-300 MLR-850 Firebox Door Latch is an essential replacement part that keeps your smoker door securely sealed during operation. A tight seal maintains consistent heat and smoke circulation, directly impacting cook quality and fuel efficiency.
This latch is specifically designed to fit the MLR-150, MLR-850, SPX-300, and SPX-300-M Southern Pride commercial smoker models.
When to Replace: Inspect your latch regularly for signs of wear, corrosion, or difficulty securing. Replace if the door won't stay closed during smoking or if you notice heat loss around the door seals.
Installation: This is a straightforward replacement part suitable for most users. Basic hand tools are typically all that's needed. If you're unfamiliar with your equipment, we recommend having a professional handle installation to ensure proper alignment and seal integrity.
All in-stock units ship via UPS from Orange, TX. Typical transit time 1–5 business days depending on your location and selected service. Large units (SP-700, SPK-1400, mobile units) may require freight — we will contact you to arrange delivery.
Will Call is also available at our warehouse: 1812 N 16th St, Orange, TX 77630 — Mon–Fri 10am–6pm (closed 1–2pm).
Southern Pride of Texas offers free technical support on all Southern Pride equipment — whether you bought it from us or not. Call us at (409) 886-8626 or visit our Support Center for manuals, service bulletins, and exploded view diagrams.