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Canon 2972C002

Control Ring Mount Adapter EF-EOS R

Sale price $175.00 Regular price $205.00

Highlights:

  • Use EF and EF-S lenses on EOS R cameras with full autofocus and stabilization
  • Customizable control ring for quick ISO aperture and exposure adjustments
  • Compact lightweight design matches Canon lenses for seamless use
  • Dust and water-resistant build ensures durability in tough conditions
  • Maintains original lens optical quality for sharp true-to-life images

Every order includes:

  • Fast and secure shipping
  • Free 30-days returns
  • Manufacturer warranty
  • Lifetime customer support

Description

Overview

The Canon 2972C002 is a mount adapter designed to let you use EF and EF-S lenses on EOS R mirrorless cameras without losing any functionality. It preserves full autofocus and image stabilization, ensuring your lenses perform exactly as intended. The adapter also features a customizable control ring that allows quick adjustments to settings like ISO, aperture, or exposure compensation, making it easier to adapt to changing shooting conditions on the fly.

Its compact and lightweight design complements Canon lenses, while the dust- and water-resistant construction provides durability for outdoor and challenging environments. This adapter is a practical solution for photographers who want to expand their lens options on EOS R cameras while maintaining full control and reliability.

Key features
  • Enables use of EF and EF-S lenses on EOS R mirrorless cameras without sacrificing autofocus or image stabilization
  • Customizable control ring offers intuitive and fast access to exposure settings, enhancing creative control
  • Compact and lightweight design that matches the look and feel of Canon lenses for seamless integration
  • Durable, dust- and water-resistant construction supports reliable performance in outdoor and demanding shooting conditions
  • Maintains the original optical quality of lenses, ensuring sharp and true-to-life images
Key specs
  • Compatibility: EF and EF-S lenses on EOS R cameras
  • Dimensions: 2.9 x 0.9 inches
  • Weight: 4.59 ounces
  • Control ring: customizable for ISO, aperture, exposure compensation adjustments
  • Build: dust- and water-resistant
Connectivity and compatibility

This adapter seamlessly connects EF and EF-S lenses to EOS R mirrorless camera bodies, preserving all electronic communication between lens and camera. This ensures that autofocus, image stabilization, and other lens functions operate without interruption, making it a reliable choice for photographers who want to use their existing Canon lenses on newer mirrorless systems.

Ideal uses and environments

The adapter is well suited for photographers who want to leverage their EF and EF-S lens collections on EOS R cameras, whether shooting portraits, landscapes, or events. Its weather-sealed design makes it a strong choice for outdoor photography where dust and moisture are concerns. The customizable control ring is especially helpful for photographers who need to make quick exposure adjustments during dynamic shoots.

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Shipping and delivery

Orders are processed within 2 business days, which includes verification, packing, and dispatch. Shipping costs are calculated at checkout based on destination, total weight, and selected speed. Free shipping applies to carts over $100 (excluding heavyweight items). All available options and final pricing are clearly shown before payment so you can choose the service that best fits your needs.

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Providing an accurate shipping address helps prevent delays, and changes may be limited once the order has been dispatched. P.O. boxes are supported only when permitted by the selected carrier. Packaging and handoff are optimized to protect items during transit, though oversized or high-weight products may require special handling. All shipping methods and any related constraints are clearly shown during checkout.

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Returns and refunds

Returns are accepted within 30 days of delivery. Items must be unused, in the same condition received, with tags, manuals, accessories, and original, unaltered packaging. Any item kept will be deducted from the refund. Start a return by sending us an email. Items sent back without approval may be refused or returned to the sender.

Some items are not returnable: opened TVs/combos/monitors 37″+, opened computers or software, electronic downloads, opened consumables (film, paper, bulbs, media, ink), custom or modified computers, special-order or “nonreturnable” items, submerged underwater gear, and opened educational media.

After inspection, refunds are issued to the original payment method; allow 5–7 business days for the credit to post. Shipping, handling, customs duties, and import taxes are nonrefundable. If an item is used, incomplete, or not in original condition, a 30% restocking fee may apply. Direct exchanges are not offered; purchase the replacement and return the original for a refund.

Product warranty

We act solely as a reseller. Any product warranty is provided and administered by the manufacturer, not by our store. That means eligibility, coverage, and outcomes are determined by the manufacturer’s policy for each brand and model. Before purchasing, we recommend reviewing the warranty terms on the manufacturer’s website or in the product documentation to confirm what is covered and for how long.

If you need warranty service, please file the claim directly with the manufacturer. They may require proof of purchase, the product serial number, original packaging, photos, or basic troubleshooting. Some brands ask you to register the product or obtain a case number before shipping it for repair or replacement. We don’t submit or approve claims, but we can point you to the correct support links and contact details.

Keep your invoice and packaging in a safe place, and report any functional issues to the manufacturer as soon as they appear. If you’re unsure whether a problem is covered, the manufacturer’s support team can confirm next steps and timelines. While we cannot intervene in decisions or outcomes, we’re happy to provide purchase documentation or guidance so you can move through the warranty process smoothly.

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