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G-U Multipoint Lock Kit for Atrium Doors – 45mm Backset, 92mm PZ

G-U Multipoint Lock Kit for Atrium Doors – 45mm Backset, 92mm PZ

SKU 499031599

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  • Backset: 1-3/4" (45mm)
  • PZ: 3-5/8" (92mm)
  • Handle Height: 31-1/8" (790.6mm) from bottom of radius faceplate
  • Overall Length: 68-3/4" (1746.3mm) with radius ends
  • Bottom Tongue: 26-3/8" (669.9mm)
  • Top Tongue: 33" (838.2mm)
  • Cylinder Type: Standard 5-pin American cylinder with flat tailpiece
  • Compatibility: Atrium doors from 1995-2006
  • Key below handle configuration
  • Replaces discontinued Atrium Old Style 3-Point Tripact Multipoint Lock
This product has been discontinued and is no longer available
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Estimated Delivery
Between December 13 and December 17
*Delivery dates are estimates and may vary based on availability and shipping method

G-U Multipoint Lock Kit for Atrium Doors (499031599)

This G-U multipoint lock kit is the new style replacement for the discontinued Atrium Old Style 3-Point Tripact Multipoint Lock. It is designed for Atrium doors manufactured between 1995 and 2006. The kit features a key-below-handle configuration with a tongue version multipoint lock.

Technical Information

  • Backset: 1-3/4 inches (45mm)
  • PZ Spacing: 3-5/8 inches (92mm) center of cylinder to handle
  • Overall Length: 68-3/4 inches (1746.3mm) with radius ends
  • Handle Height: 31-1/8 inches (790.6mm) from bottom of radius faceplate
  • Handle to Top of Faceplate: 38-3/8 inches (974.7mm)
  • Bottom Tongue Position: 26-3/8 inches (669.9mm)
  • Top Tongue Position: 33 inches (838.2mm)
  • Spring Latch to Deadbolt: 4-1/2 inches (114.3mm)
  • Cylinder Type: Standard 5-pin American cylinder with flat tailpiece

Notes

  • Minor modification may be required during installation
  • This is a complete multipoint lock kit replacement

Replaces / Replaced by

  • Replaces discontinued Atrium Old Style 3-Point Tripact Multipoint Lock
  • Replacement kit part number: 4990315

Fill out our MPL form or call us to ensure accurate purchasing and correct fit.

Frequently Asked Questions

What doors is this multipoint lock compatible with?

This lock kit is designed for Atrium doors manufactured between 1995 and 2006 that originally used the Old Style 3-Point Tripact Multipoint Lock.

What type of cylinder does this lock use?

This lock uses a standard 5-pin American cylinder with a flat tailpiece.

Will I need to modify my door to install this replacement lock?

Minor modification may be required during installation. Contact us for comparison and installation details to ensure proper fit.

At mplocks.com, we strive to provide fast, reliable, and fairly priced shipping. Below you'll find our standard shipping details, important notes, and packing practices.

Standard Shipping Rates

Shipping applies to the contiguous U.S. (orders to Alaska and Hawaii require a custom quote):

  • $11.95 – USPS First Class (5–10 business days)
  • $12.95 – USPS Priority Mail (3–6 business days)
  • $19.50 – UPS Ground (2–5 business days)

📦 Rates typically cover packages up to 4 lbs. Oversized or heavier items may incur additional charges.

Processing Times

  • Most orders ship within 2–5 business days of purchase.
  • If your order is delayed, we'll notify you promptly.

Important Notes on Shipping Costs

  • Certain items may have higher shipping costs due to weight or dimensions.
  • We reserve the right to adjust shipping fees. If this applies to your order, we'll contact you for approval before proceeding.
  • If you choose not to accept revised shipping charges, we may cancel your order at our discretion.

Backorders & Billing

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  • This includes orders that contain backordered items.

Our Packing Standards

We take great care to ensure your order arrives safely and securely.

  • Whenever possible, we use recycled paper, cardboard, and eco-friendly packaging materials.
  • Many of our products are purchased in bulk and may not include retail packaging or barcodes. In these cases, items may be repackaged in secure, plain boxes.
  • Hardware ships in retail or contractor-grade packaging when available.
  • Every item is inspected prior to shipping, and additional packing is used if needed.

Quality Guarantee

All items are brand new unless specifically noted. If something is not right, we'll work to make it right—through repair or replacement.

⚠️ Please note: shipping costs are non-refundable.

If you have questions about shipping rates, timelines, or packaging, please contact us before placing your order.

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