Endura Trilennium Spindle – 1" Length for 2-1/4" Doors

SKU: 40041-225

$31.43 - $31.43

$31.43

$31.43 - $31.43

$31.43

Diameter: 5/16" (7.9mm)
Overall Length: 1" (25.4mm)
Door Thickness: For 2-1/4" (57.2mm) doors
Compatibility: Trilennium Lock systems
Extended length spindle (standard spindle is 3/4")

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Before you order, if you'd like confidence this is the right part for your job, please fill out our multipoint lock identifier form or call us at (816) 221-6543.

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Product Details

Endura Trilennium Spindle – 1" for 2-1/4" Doors (40041-225)

This Endura spindle is designed specifically for Trilennium Lock systems installed on 2-1/4 inch thick doors. With a 1-inch overall length, this spindle is longer than the standard 3/4-inch version, making it the correct choice for thicker door applications.

The spindle features a 5/16-inch diameter and ensures smooth lock operation and secure performance when properly installed in your Trilennium multipoint lock system.

Technical Information

Diameter: 5/16 inches (7.9mm)
Overall Length: 1 inch (25.4mm)
Door Thickness: 2-1/4 inches (57.2mm)
Standard Spindle Length: 3/4 inch (19.1mm)

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

Frequently Asked Questions

When do I need the 1-inch spindle instead of the standard 3/4-inch spindle?

Use the 1-inch spindle when your door thickness is 2-1/4 inches. The standard 3/4-inch spindle is designed for thinner doors.

Is this spindle compatible with all Trilennium locks?

Yes, this spindle is designed for use with Trilennium Lock systems. Verify your door thickness is 2-1/4 inches before ordering.

Shipping & Returns

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

All credit cards are charged within 72 hours of purchase.
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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