Description
Rusan Pivot Mount for Sauer 303, SR Rail Product description
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Robust Steel Construction: This Rusan pivot mount is crafted from robust steel, providing superior strength and longevity compared to lighter alloys. This material choice is vital for resisting intense recoil and maintaining zero, making it ideal for the demanding conditions encountered by hunters. The inherent rigidity of steel ensures maximum stability for your riflescope, proving essential for precise shots.
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Flawless 100% Repeatability: Designed for the Sauer 303’s ISI rail, this mount guarantees 100% repeatable installation. This feature allows hunters to quickly mount and dismount their optics for cleaning or storage without fear of losing their zero, ensuring consistent accuracy every time the scope is reattached. This is a critical advantage for quick adjustments in the field and ease of maintenance.
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Optimised for Swarovski SR Rail: The mount is precisely engineered to accommodate riflescopes equipped with a Swarovski SR rail. This dedicated interface ensures a perfect, secure fit, leveraging the inherent stability and precision of the SR rail system for optimal optical performance. This specific compatibility streamlines the mounting process and enhances the overall system’s reliability.
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Proudly Made in Croatia: Rusan products are manufactured in Croatia, continuing a tradition of European precision engineering. This heritage ensures stringent quality control and meticulous craftsmanship, resulting in a product that meets the high expectations of serious hunters and sport shooters. The focus on local production underscores a commitment to quality and attention to detail.
ABOUT THE RUSAN PIVOT MOUNT FOR SAUER 303, SR RAIL
The Rusan Pivot Mount for the Sauer 303 with an SR Rail stands out as a premium mounting solution specifically tailored for owners of pre-2019 Sauer 303 rifles featuring the unique ISI (Innomount System) rail. This mount distinguishes itself through its robust steel construction, offering unparalleled durability and resistance to wear and heavy recoil, which is critical for maintaining optical precision during demanding driven hunts or tactical shooting scenarios. Its primary function is to provide a 100% repeatable mounting solution for riflescopes equipped with a Swarovski SR rail, ensuring that the optic can be removed and reattached without any loss of zero. This feature is particularly valuable for hunters who frequently transport their firearms or require the flexibility to use different optics. Designed for seamless integration, it enables quick and easy attachment and detachment, making it an indispensable accessory for professional hunters and sport shooters who demand reliability and precision from their equipment. The mount’s low-profile design also contributes to quicker target acquisition, a significant benefit in fast-paced hunting environments.
ABOUT RUSAN
Rusan, a company based in Croatia, has established itself as a reputable manufacturer of high-quality mounting solutions for riflescopes and other optical devices. Founded with a commitment to precision engineering and robust construction, Rusan products are known for their exceptional durability and reliability. The company specialises in crafting mounts from premium materials like steel, ensuring that their products can withstand the rigours of demanding use in various environments. Rusan’s philosophy centres on providing hunters and sport shooters with dependable mounting systems that offer repeatable accuracy and ease of use. Their reputation for meticulous craftsmanship and innovative design has made them a trusted name in the European optics accessory market.
MAIN FEATURES
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Mounting System: Specifically designed for the Sauer 303 rifle with an ISI (Innomount System) rail, a low-profile mounting surface with Picatinny-identical recoil notches found on pre-2019 models. This ensures a 100% repeatable installation and removal.
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Compatibility: Engineered to accept optics with a Swarovski SR rail, providing a secure and precise interface for compatible riflescopes.
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Material: Constructed from high-quality steel, ensuring exceptional durability, robustness, and resistance to harsh environmental conditions and recoil.
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Repeatability: Offers 100% repeatability, allowing for easy detachment and reattachment of the optic without loss of zero, which is crucial for hunters needing to clean their rifle or use multiple optics.
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Weight: Optimised for balance and minimal added weight to the rifle, typically weighing approximately 180-250 grams depending on specific design.
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Precision Engineering: Manufactured in Croatia, leveraging advanced CNC machining processes for precise tolerances and a perfect fit on the Sauer 303 ISI rail, ensuring reliable performance in the field.
SAUER 303 ISI VS SUM MOUNTING STANDARD
The ISI rail on pre-2019 Sauer 303 rifles represents a unique, low-profile interface featuring Picatinny-identical recoil notches. This design allows for simple, 100% repeatable installation and removal of optics, greatly contributing to accuracy and user convenience. However, it is notable that the ISI system can be prone to minor aesthetic marks on the rifle’s aluminium action from the mounting levers, though these have no functional impact on performance. From 2019 onwards, Sauer transitioned its 303 and 404 rifles to the SUM (Sauer Universal Mount) standard. The SUM is an elegant, integrated system built directly into the rifle’s action, designed for enhanced robustness and sniper-like stability. It offers broader compatibility with diverse rail types, including LM, Zeiss ZM/VM, Swarovski SR, and Schmidt & Bender Convex, along with various ring diameters from 25.4 mm to 40 mm. The SUM system provides quick target focus without requiring the shooter to lift their head and competes effectively with Picatinny in terms of reliability. SUM mounts are produced by various manufacturers, including Sauer itself, MAK, INNOmount, and Henneberger. While the transition between ISI and SUM might initially cause confusion for buyers due to models from different production years circulating in the market, the SUM’s advancements generally make it the preferred choice for new Sauer rifles.
WARRANTY
This product is covered by a 10-year global warranty that includes defects in materials and manufacturing under normal use.
IN THE BOX
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Rusan Pivot Mount for Sauer 303, SR Rail
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Mounting Screws
General properties
| Manufacturer | Rusan |
|---|---|
| Mount series | Rusan Pivot Mounts |
| Made in | Croatia |
| Warranty | 10 years |
| SKU | 0044-SR-H |
Physical properties
| Material | Steel |
|---|---|
| Adjustable windage | – |
| Scope / Sight type | Swarovski SR Rail |
Characteristics
| Suitable for Compatibility Above | Swarovski SR rail |
|---|---|
| Suitable for Compatibility Below | Sauer 303 (ISI), Sauer ISI mount, Sauer 2020 GTI (ISI) |


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