SC-ARC SPECS
IS THE SC-ARC RIGHT FOR YOU?
- Best for: Precision shooters, hunters, and law enforcement users transitioning to or running mixed Arca and Picatinny setups.
- Choose it if: You want one clamp that lets A.R.M.S. 17s bipods and other accessories run on both Pic rails and 1.5" Arca-Swiss style dovetails.
- Workflow: Ideal when you frequently move between rifles, tripods, and glassing rigs and need fast, secure, repeatable attachment.
- Mounting standard: Built around the RRS 1.5" Dovetail Standard plus true Picatinny compatibility.
- Clamp style: Patented lever-release design with RRS-Lock® for visual status and mechanical safety.
- Build: CNC-machined aluminum for high strength with a compact, low-profile footprint.
- Use cases: Perfect for ARCA-equipped tripods, SOAR platforms, and rifles using A.R.M.S. 17s footprint bipods.
- Environment: Intended for hard use in field, duty, and match conditions where clamp failure is not an option.

The RRS® SC-ARC
Dual-standard clamp for modern rifle support
The SC-ARC is a US-made dual-interface lever clamp that lets A.R.M.S. 17s bipods and other accessories run on both Picatinny and 1.5" Arca-Swiss style dovetails, giving precision shooters, hunters, and duty users one compact solution for mixed rail systems.
SC-ARC FEATURES
- Patented dual-jaw design securely clamps to both Picatinny rails and 1.5" Arca-Swiss dovetails for true cross-platform compatibility.
- Top-loading lever clamp allows vertical plate insertion without sliding from the side, speeding up mounting in tight positions.
- Three-position lever (closed, half-open, fully open) provides clear visual and tactile status of clamp engagement.
- Rigid, low-profile body helps keep rifle balance and sight picture consistent when used on tripods or support platforms.
- CNC-machined from aluminum to balance strength, durability, and manageable weight in field use.
- Integrated 1.5" RRS Dovetail Standard provides a strong clamp-to-plate interface with minimal flex or slop.
- RRS-Lock® safety features and mechanical catch reduce the chance of accidental release under hard use.
- Compatible with A.R.M.S. 17s pattern bipods and accessories, including popular Atlas, TBAC, Magpul, and similar interfaces.
WHAT'S IN THE BOX?
- (1) RRS® SC-ARC Dual-Compatibility Lever Clamp
- (1) Mounting Hardware Kit
- (1) Hex Key Tool
- (1) QR-Code Reference Card for User Manual
14 Reviews
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Very solid clamp
This is basically the same clamp as the apex on the Anvil style heads, and I have one on my TFCT-34L tripod. Easily adjustable, and clamps nicely. My only complaint is that for the intended usage of this clamp in PRS and NRL games, the safety on the clamp is really a bit of a negative. I found it easy to remove (along with the R-LOCK plunger, as I don't have any R-LOCK compatible rails), but wish it was available in a non-locking version.
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SC ARC clamp
I connected this clamp to a gen 2 ckye pod with the arms 17 head. Fit perfectly and now I can connect the bipod to all 1913 and RRS railed rifles in the safe. Sweet!
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SC-ARC
Excellent product, precision made. Fast customer service.
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SC-ARC
Exceptional design and well crafted.
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Perfect
I have two of these and it’s the best clamp combo out there. Very easy to work with under nightvision. Do yourself a solid put one on your ballhead and one on your atlas bipod. Boom life’s complete.