Spectra Precision C70 Rod Clamp – Secure Your Receiver, Rule Your Grade
The Spectra C70 Clamp is the go-to mounting bracket for securely attaching your HL series laser receiver to any standard grade rod. Built with rugged jobsite durability in mind, the C70 features a quick-release locking mechanism, fine height adjustment screw, and reinforced housing to hold tight through bumps, drops, and full workdays in the dirt.
Designed for HL700, HL750, HL760 and HL760U and similar Spectra receivers, this bracket provides consistent alignment, tight clamping force, and easy vertical adjustment so you can dial in exact reference points with confidence. Whether you're grading, checking elevations, or laying pipe, the C70 bracket keeps your receiver steady and your workflow moving.
Spectra Precision C70 Rod Clamp for HL700, HL750, HL750U, HL760, and HL760U Laser Receivers
The Spectra C70 is a professional-grade rod clamp designed for secure mounting of Spectra laser receivers to standard leveling rods. Built tough for daily use on active jobsites, this clamp is compatible with the HL700, HL750, HL750U, HL760, and HL760U receivers—providing a tight, stable grip that holds up in rough conditions.
Key Features:
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Compatible with Spectra HL700, HL750, HL750U, HL760, and HL760U receivers
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Rugged composite construction stands up to field abuse
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Quick-release clamp mechanism for fast setup and take-down
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Fine-adjustment knob allows for precise vertical positioning
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Fits most standard rectangular grade rods
Whether you're grading pads, setting forms, or checking elevations, the C70 keeps your receiver locked in exactly where it needs to be—no slipping, no fuss. It's the perfect replacement clamp for contractors who rely on accuracy and durability every day.
What’s in the box
What You Receive.
- 1 × Spectra C70 rod clamp
- Receiver not included
The part

Fit
Spectra C70 Fits These Receivers.
Source: Spectra price list (C70: HL700, HL750, HL750U, HL760, HL760U, DR400) and clamps tile (adds CR700); CR700 packages ship with the C70. Not sure it fits your receiver? Call 1-877-866-5721.
Often ordered together
Related Spectra Parts.
Straight answers
Spectra C70 — Straight Answers.
Which receivers take the C70?
The HL700, HL750, HL750U, HL760 and HL760U, the CR700, and the older DR400.
Does it fit the HL450?
No. The HL450 uses the C45 clamp.
Does it have a level vial?
Yes. Spectra lists the C70 as the rod clamp with bubble vial.
What rods does it fit?
Standard rectangular grade rods, like the GR151 and GR152.
Downloads — Spectra Precision
Spectra Precision’s own documents, free to download. Authorized Spectra Precision dealer — Contractors-Tools.com.
HL760 DatasheetSpectra documentation with Contractors-Tools.com coverDownload PDF →HL760 Datasheet (Español)Spectra documentation with Contractors-Tools.com cover · SpanishDownload PDF →HL700 User GuideSpectra documentation with Contractors-Tools.com coverDownload PDF →Laser Receiver Brochure HL760 HL700 HL450 HR320Spectra documentation with Contractors-Tools.com coverDownload PDF →Call 1-877-866-5721
Family owned and operated. We set these systems up every week — tell us the machine and the laser you are running and we will spec it before you order.
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