EarthForce hydraulic flat-faced couplers are leak-free with high pressure pulse attachments, like breakers, made to the ISO 16028 standard. Review EarthForce Coupler Do's and Don'ts.The fractional (½", ¾", etc.) coupler sizes are industry standards and are not an actual measurement of the coupler. Select the body size and and thread size to narrow down your search in the filter drop-down fields below. Print this guide to match your coupler to the correct size.
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