The Spec Ops Tools Clamp Coupler is a revolutionary upgrade for your woodworking and jobsite trigger clamp setup. Designed to connect seamlessly with all Spec Ops Large Series Trigger Clamps, this clamp coupler connects any two clamps to more than double your clamping rangegiving you the clamping capacity needed for large-scale glue-ups, framing projects, cabinetry work, and oversized materials in both workshop and jobsite environments. The clamp coupler will also maximize the versatility of your Spec Ops clamp collection by doubling the range of your frequently used smaller clamps for the projects requiring longer clamps. A quick, push-button connection enables easy attachment and detachment in seconds. Inside, ultra-durable, all-steel internal components are engineered to withstand extreme clamping forces without failure, even during the most demanding glue-ups and high-pressure clamping applications. Compatible with all Spec Ops Tools Large (TCL Series) Trigger Clamps, including the TCL7, TCL13, TCL25, and TCL37 models. As with all Spec Ops Tools, 3% of every purchase is donated to veteran and first responder causes.The Spec Ops Tools Clamp Coupler is a revolutionary upgrade for your trigger clamp setup. The clamp coupler connects any two large SOT clamps to more than double your clamping range. Maximize the versatility of your clamp collection by extending the range of your more frequently used shorter clamps for large-scale projects. A quick, push button connects and disconnects the clamp coupler in seconds. Ultra-durable all-steel internal components are engineered to handle extreme clamping forces. As with all Spec Ops Tools, 3% of every purchase is donated to veteran and first responder causes.