Left & Right Side Attachments

SKU: 503-905-3MS-ARC-1FBA

Left & Right Side Attachments is backordered and will ship as soon as it is back in stock.

The Left-Right Side Attachments adopts a universal design, simple installation, and user-friendly. The 3M Peltor ARC ​can match the full range as long as they have arc rails on the side. This headphone rail mount requires some assembly, mainly by removing the earmuffs from the headband and then snapping them onto the adapters. Very simple, just a few steps.

The Head Support Arch Set can be fixed to the helmet on the 2 sides of the helmet rails, after installation, it can rotate freely. Compact design, long service life, and high reliability. Lightweight and portable, With the hanging bracket after the headphone holder, the headphones will be separated from the bow-shaped headband, used on the card directly to the hanging chain. Legality and portable. When testing, Comtac I and Comtac II headphones can be perfectly matched with this headphone adapter. At the same time, the compact design saves space and weight in many applications.


  • Color: Black
  • Brand Name: 3M
  • Number of items: 1
  • Model Number: ARC 

Standard Shipping: 

  • Free Standard Shipping on All Items in Store in Continental USA.
  • Most items ship within 2 days via Fedex, UPS or USPS, however some items require longer handling times and these may take up to 7 days to ship.
  • Oversized items that require shipping on pallets will normally ship within 4 to 5 days.

Expedited Shipping:

  • Expedited Shipping is available via Fedex
  • You may select the method preferred and cost for shipping will be displayed during the Order Placement Process and will be added to the total amount charged.
  • Some items are not eligible for expedited shipping and will not be displayed.

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