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The CMC CLUTCH™ by Harken Industrial™


Introducing the all-new CLUTCH, the latest evolution in rescue and rope access hardware that enables the technical rope professional to do more with less. This multi-purpose device was designed and engineered in collaboration by two companies with a collective 90 year history in rope management under heavy loads: CMC, a company with roots in rescue and rope access, and Harken Industrial, a manufacturing company with roots in high performance sailing. Designed for intuitive, efficient operation, ease of use and optimal control, the CLUTCH is suited to a multitude of rigging operations.


Get all CLUTCH updates including information on the release of the 13mm (1/2in) model




  • Single wearable tool suited for efficient hauling, controlled lowering, smooth personal descent, easy ascending and belaying.
  • Stainless steel ratcheting and rotating sheave provides efficient and audible progress capture.
  • Rope loading/unloading is secured with an innovative double-latched side plate design that is independent of the device‘s attachment point.
  • Anti-Panic brake and force limiting features ensure operational safety and overload protection.
  • Machined aluminum chassis clad with stainless steel wear guards ensures lightweight durability.
  • Integrated becket allows for direct connection of mechanical advantage systems.
  • The only 10.5-11 mm rope diameter compatible device certified to NFPA 1983 (G-Rated), ANSI Z359.4 and EN 12841/C, 341/2A, and 15151/8.
  • The CLUTCH and CMC’s G11™ Lifeline can be used together to build NFPA G-Rated systems using 11mm rope, saving space and reducing weight.
  • Patented and Made in the USA.

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CLUTCH Testimonials

“The CLUTCH is a precision piece of hardware that is intuitive and rescuer friendly. A lot can happen in half a second and the smart design and engineering of the CLUTCH clearly stacks the odds in the rescuer’s favor.”

– Tom Pendley, Former Deputy Chief of Ops, Peoria, AZ Fire Dept


“The CLUTCH changes the game by integrating multiple rope tools into one. Rope access training and operations will be able to implement the CLUTCH for the most efficient and effective rigging and rescue plans, making this device a key piece of kit within the industry- asked for by name.”

– Matt Waskiewicz, SPRAT / IRATA Instructor, SPRAT Evaluator


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