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How to Fit Shellback Soft Armor Side Panels in Your Carrier

How to Fit Shellback Soft Armor Side Panels in Your Carrier

By Blaze Defense Systems | Tactical Gear: Breaching Tools, QR Kits, Medical, Fire Suppression | Published: 2026-10-25

Category: How-to Guides

Learn how to install Shellback Level IIIA soft armor side panels into your plate carrier for proper fit, coverage, and comfort. Step-by-step guide with common mistakes to avoid.

Quick Answer

Install Shellback Level IIIA soft armor side panels by inserting them into the cummerbund pockets of your compatible Shellback plate carrier, centering the panel over your ribs, and securing all straps for a snug but not restrictive fit.

Why Side Armor Matters for Your Plate Carrier Setup

A plate carrier protects your vital organs front and back, but your sides remain exposed without side armor. The Shellback Tactical Level IIIA Model CLCIIIA Soft Armor Side Panels are designed as cummerbund inserts that provide ballistic protection against common handgun rounds, filling that gap. They are NIJ 0101.06 certified, so you get tested and reliable protection.

These panels are lightweight and specifically shaped to fit Shellback Tactical plate carriers. They are not universal—check compatibility before buying. When paired with the CLCIIIA plate backers, you can achieve complete 360° coverage. The trade-off is that adding side panels increases weight and can reduce breathability, so proper fit is essential for comfort during long wear.

Step-by-Step Installation Guide

  1. Step 1: Unload and Prepare Your Carrier: Remove any plates, pouches, or accessories from your Shellback plate carrier. Lay the carrier flat on a clean surface with the cummerbund fully unbuckled. This gives you clear access to the side pockets. Common mistake: Trying to insert panels while the carrier is loaded can cause misalignment or damage to the panel.
  2. Step 2: Identify the Cummerbund Pockets: Locate the fabric pockets on each side of the cummerbund. These are typically closed with hook-and-loop or a zipper. Open the pocket fully. The Shellback side panels are designed to slide into these specific pockets. Check that the pocket opening is oriented so the panel sits vertically against your ribs, not horizontally.
  3. Step 3: Insert the Soft Armor Panel: Take one Shellback Level IIIA soft armor side panel and slide it into the cummerbund pocket, curve facing your body. Push it all the way to the bottom of the pocket so it sits evenly. Repeat for the other side. Do not force the panel—if it does not slide easily, the pocket may be twisted or the panel is upside down.
  4. Step 4: Center and Adjust the Panel Position: With the panel inside, put the carrier on (without plates yet) and adjust the cummerbund so the panel sits centered over your ribcage, just below your armpit. The panel should cover from your lower ribs to just above your belt line. If the panel rides too high, it will dig into your armpit; too low and it leaves your upper ribs exposed.
  5. Step 5: Secure the Cummerbund and Test Fit: Close the cummerbund pocket using the hook-and-loop or zipper. Buckle the cummerbund and tighten it so the carrier is snug against your torso but still allows full range of motion. You should be able to breathe deeply and raise your arms without the carrier shifting. A common mistake is overtightening—this restricts breathing and circulation. The cummerbund should be firm, not painful.
  6. Step 6: Reinstall Plates and Verify Full Coverage: Insert your front and back plates into the carrier. Put the carrier back on and check that the side panels overlap slightly with the front and back plates. This ensures no gaps in coverage. Adjust the cummerbund tension if needed. If there is a gap between the side panel and the front or back plate, your carrier may be too small or the panels are not positioned correctly.

Product Facts

  • Shellback Soft Armor Side Panels Only (Set of 2): The Shellback Tactical Level IIIA Model CLCIIIA Soft Armor Side Panels (set of two) are cummerbund inserts specifically designed to fit Shellback Tactical plate carriers. This means they will not work with other brands' carriers unless the cummerbund pocket dimensions match exactly, so always verify compatibility before purchasing.
    Shellback Soft Armor Side Panels Only (Set of 2)
    Shellback Soft Armor Side Panels Only (Set of 2)

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