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Adjustable Structural Supports Since 1951.

Guardrail Stanchion / Slab Grabber

per GRS-1

The Ellis MFG Co. designed and OSHA compliant GRS-1 Guardrail Stanchions are build to last.   Ellis MFG Co.  Guard Rail Stanchions are a favorite of concrete contractors who are looking for a fast, affordable way to create strong guard railing.  

Availability: In Stock

Item #


type of finish






25 lb


Product Overview

Use Ellis Guardrail Systems to protect walking/working surfaces in accordance with O.S.H.A. code 1926.500. Keeping your guard rail projects in line are easy work with the Ellis Guard Rail Stanchion. For affordably fast, safe, and strong guard rails, the Ellis Guard Rail Stanchions quickly adjust to concrete slabs up to 36 inches while clamping onto the slab at every 6 feet. Use 2x4’s, 2x6’s or cable for rails and 2x4's for toe boards

Demonstration Video

Ellis "Slab Grabber" Benefits

Easily and quickly adjusts with the handle to fit slabs up to 36”. Wrench adjustment is optional. Just 20 Ft. / Lbs. of torque is needed to secure guardrail to slab edge.

Constructed with 5/8” Acme Screw inside for firm grip on slab. Will withstand horizontal loads in excess of 250 lbs.

Meets and exceeds OSHA standards. Manufactured with quality welds and durable steel. Height of Guardrail Stanchion from top of slab to top rail is 46".

Like all Ellis Manufacturing Products, this one is built to last and only requires a minimal investment.

Ellis Manufacturing Co. Guardrail Stanchion - Slab Grabber in use

Guides and Info:

Item Number User Guide (.PDF)
GRS-1 GRS-1 User Guide

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