Blocks

Clancy blocks are installed in thousands of stages across the globe. Made of the highest quality materials, they’re engineered for fast, seamless installation. For manual rigging assistance regarding a specific project contact us today.

  • Floor Blocks

    Choose from fixed, adjustable or sliding-tension standalone floor blocks, which come with a rope lock and are used with wire guide sets or fire curtains. For features, specs, ordering information, white papers and more, click through to each product page below.

  • Head Blocks

    Our head blocks can be mounted upright or underhung with the option of cast iron or nylon sheaves. For features, specs, and ordering information please see the individual product pages or contact your Wenger | J.R. Clancy representative.

  • Loft Blocks

    Choose from a variety of loft blocks—underhung, upright or side mounted—to suit any need. For features, specs, white papers, ordering information and more click through to each product page below.

  • Mule Blocks

    J.R. Clancy offers a line of high-quality mule blocks—including swivels and stands—for turning lift lines, in 8” and 12” diameter options. For features, specs, ordering information, white papers and more, click through to each product page below.