CMC Clutch (NFPA G)

$1,249.25

The CMC Clutch by Harken Industrial is a multi-purpose tool that replaces up to eight pieces of traditional equipment, including pulleys, rescue racks, and anchor plates. Designed for both rescue and rope access, it enables efficient hauling, controlled lowering, smooth personal descent, and belaying. With a rotating sheave for 38% higher hauling efficiency than cam-style devices, it transitions instantly between tasks without load transfer.

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  • Single wearable tool for efficient hauling, controlled lowering, smooth personal descent, easy ascending, belaying, and Twin Tension Rope Systems.
  • Delivers up to 38% higher efficiency in hauling and ascending than a cam-style device: reducing changeovers.
  • Moves seamlessly between anchor-based systems and personal use, doing the job of multiple pieces of equipment.
  • Combines the key features of load management devices and personal descenders: reducing equipment training and cost.
  • Instantly transitions between hauling and lowering or ascent and descent without having to transfer the load.
  • Allows main and belay lines to be twin-tensioned in mirrored or nested configurations (Double CLUTCH Technique).
  • Replaces 8 pieces of traditional equipment: pulley, rescue rack, anchor plate, load release strap, prusik cord, and 3 carabiners.

Components

  • Stainless steel ratcheting and rotating sheave provides efficient and audible auto-locking progress capture.
  • Rope loading/unloading is secured with an innovative double-latched side plate 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 light weight and durability.
  • Integrated becket allows for the direct connection of mechanical advantage components.
  • Control handle has large sweet spot for smooth, progressive lowering and descent control.
  • Included screw can be installed in the side plate to create closed rope systems for rapid deployment.

Technical Specifications

11 mm 13 mm
MBS – Pulley 40 kN40 kN
MBS – Becket 22 kN22 kN
Max Load272 kg272 kg
Weight836 g816 g
Dimensions8.2 x 4.4 x 1.9 in 8.2 x 4.4 x 1.9 in

Certifications

11 mm 13 mm
NFPA GNFPA G
Z359.4-2013ANSI/ASSE: Z359.4-2013
CE – EN 12841: 2006/C
CE – EN 341: 2011/2A
CE – EN 15151-1: 2012/8

Additional information

Model

11 mm, 13 mm

Industry Type

Rescue, Tactical

Certifications

Brand

CMC