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Rusan Steel Roll-off rings - CZ 527 or BRNO Fox - 1 Inch, Height 21mm
Rusan Steel Roll-off rings - CZ 527 or BRNO Fox - 1 Inch, Height 21mm
Rusan
SKU#011-16.5-25.4-21-V Rusan

Rusan Steel Roll-off rings - CZ 527 or BRNO Fox - 1 Inch, Height 21mm

2 in stock

Upgrade your rifle setup with the precision and reliability of the Rusan Steel Roll-off Rings - CZ 527 or BRNO Fox - 1 Inch. Designed specifically for the CZ 527 Rifle and BRNO Fox Rifle, these high‑quality steel rings provide a secure and stable mounting platform for scopes with a 1‑inch (25.4 mm) tube diameter. Built from durable high‑strength steel, they offer excellent resistance to recoil while maintaining precise optic alignment. The practical roll‑off mounting system allows the scope to be removed and reinstalled easily when required, making them ideal for hunters and shooters who value both flexibility and reliability in the field. Precision‑machined and built to last, these Rusan rings deliver dependable performance for any serious rifle setup.

-Nathan (Technical Advisor)

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Product Information FIND OUT MORE
DESCRIPTION

Upgrade your rifle setup with the precision and reliability of the Rusan Steel Roll-off Rings for CZ 527 and BRNO Fox rifles. Designed specifically for these platforms, they provide a secure and stable mounting solution for 1-inch scope tubes, ensuring consistent alignment and dependable performance in the field.

The high-strength steel construction delivers excellent durability and strong resistance to recoil, helping to maintain a firm and stable optic setup even under demanding shooting conditions. Engineered for precise alignment and long-term reliability, they offer consistent performance shot after shot.

Featuring a roll-off mounting system, these rings allow the scope to be quickly removed and reinstalled when required, providing practical flexibility without compromising stability or accuracy. With precision machining and rugged build quality, they deliver a dependable, field-ready solution for hunters and shooters who demand both strength and convenience.

SPECS
  • Manufacturer Rusan
  • Product Type Steel Roll-off Quick-Release Scope Rings
  • Material High-strength steel
  • Mounting System Roll-off quick-release mechanism
  • Scope Tube Compatibility 1 inch (25.4 mm)
  • Receiver Compatibility CZ 527 and BRNO Fox rifles
  • Construction Precision-machined for secure fit and consistent alignment
  • Zero Retention Designed for repeatable return-to-zero performance after removal and reattachment
  • Performance High recoil resistance and field durability
  • Application Hunting and sporting rifle use
  • Functionality Quick-detach system for rapid optic removal and reinstallation
  • Design Focus Stability, strength, and repeatable accuracy in demanding environments
FEATURES
  • Roll-off quick-release mounting system allows fast and convenient removal and reattachment of the scope
  • Designed for a secure and stable optic platform, ensuring reliable performance in the field
  • Provides excellent recoil resistance, keeping the scope firmly in place during demanding shooting conditions
  • Built from high-strength steel for long-lasting durability and rugged field use
  • Ensures precise alignment and consistent repeatable performance after reinstallation
  • Offers quick adaptability in the field, ideal for transport or changing shooting setups
  • Delivers a solid and dependable connection between rifle and scope
  • Engineered for harsh outdoor and hunting environments
  • Supports consistent accuracy through reliable return-to-position performance
  • Suitable for hunters and shooters who require both flexibility and stability
  • Combines rugged construction with user-friendly quick-detach functionality
  • Designed for dependable, field-ready performance in all conditions
WHAT'S IN THE BOX
  • Rusan Steel Roll-off rings - CZ 527 or BRNO Fox - 1 Inch
  • Allen Key/Torx wrench
  • 4 Torx Screws per Ring Cap
FREQUENTLY ASKED QUESTION(S)

1. Which rifles are these rings compatible with?
The Rusan Steel Roll-off Rings - CZ 527 or BRNO Fox - 1 Inch are designed specifically for the CZ 527 Rifle and BRNO Fox Rifle dovetail mounting systems.

2. What scope tube size do these rings support?
They are designed to fit scopes with a 1‑inch (25.4 mm) tube diameter.

3. What material are the rings made from?
The rings are made from high‑strength steel, providing durability and excellent recoil resistance.

4. What is the roll‑off mounting system?
The roll‑off system allows the scope to be removed and reattached easily while helping maintain consistent positioning on the rifle.

5. Are these rings suitable for hunting rifles?
Yes. Their robust steel construction and secure mounting make them ideal for hunting and field shooting.

6. Are different ring heights available?
Yes. These rings are typically available in several heights to accommodate different scope sizes and objective lens clearances.

7. Are the rings easy to install?
Yes. Installation is straightforward using standard tools and the rifle’s integrated dovetail rail.

8. Will removing the scope affect the zero?
When properly reinstalled, the roll‑off design helps return the scope to a consistent position, assisting in maintaining zero.

9. Can these rings be used on Picatinny rails?
No. They are designed specifically for the dovetail mounting system found on CZ 527 and BRNO Fox rifles.

10. Why choose steel scope rings instead of aluminum?
Steel rings offer greater strength, improved durability, and better resistance to recoil, making them a reliable choice for long‑term use.

WARRANTY
  • 30 Years Warranty
DELIVERY & RETURNS

Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means. 

Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.

Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE

COURIERS



We use DPD , RoyalMail, TNT  and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number. We are unable to add delivery notes to your order regarding safe spaces or neighbour deliveries. If you require this service it can be arranged directly with the courier once the parcel is in their network.

IN-STORE ITEMS

These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.

PRE-ORDER ITEMS

These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.

INTERNATIONAL DELIVERY & TAXES

In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.

NEED HELP?

If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk

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A NOTE ABOUT DPD SHIPMENTS:

  • Please be advised that we have now introduced DPD Pins to all DPD orders from Optics Warehouse.
  • If your shipment is being sent from Optics Warehouse via DPD you will be sent a Pin Code that must be shown to the courier upon delivery.
  • The pincode is sent VIA email & TEXT message. A valid email address and mobile number must be provided at checkout. Emails will be sent from "Riviera House 3PL" - if you do not receive this email please check your junk or spam folders.
  • Please note that if you do not display your pin code to the courier driver upon delivery, you will not be able to have your item and you may need to schedule another delivery date to show a valid pin.
  • Please view the attached slides HERE for further information!
MOUNT SIZE GUIDE
Ring Height Calculator
This calculator works out the minimum ring height (base-to-centre) you should use, including a tolerance allowance.
Please note: All clearance calculations are based on mounts with 0 MOA. While MOA can be factored in, actual clearance may vary due to variables that can't always be accurately calculated. If you're considering an MOA mount and are unsure about the required height, we recommend contacting our sales team directly.
Diagram showing where to measure the scope objective outer diameter

Measure the outermost diameter of your scope’s objective bell (including any flare).

Diagram showing where to measure scope cover thickness

Measure the thickness of any scope cover if used. If none, leave as 0.

Diagram showing where to measure rail to barrel clearance

Measure from the top of the rail to the highest point of the barrel.

Tolerance
We add a little extra clearance to account for real-world variation. Default is +1 mm.
Minimum Ring Height Needed: 0.00 mm (0.00 inches)

Enter your measurements above to calculate the lowest ring height (base-to-centre) you can realistically use.

Includes tolerance
Diagram showing where ring height is measured from the base to the centre of the scope tube
Formula used: (A + 2×B) / 2 − C + T
Where A = objective outer diameter, B = cover thickness, C = rail-to-barrel clearance, T = tolerance.
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