Manual Rigging: Blocks

Durable, reliable, and designed to install easily

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.


HEAD BLOCKS 55 Series Upright head block; cast iron or nylon sheaves; 8", 12", and 16" diameter. 59 Series Underhung head block; cast iron or nylon sheaves; 8", 12", and 16" diameter.

LOFT BLOCKS 19 Series Underhung loft block, with notched side plate for mounting to a single beam. Cast iron or nylon sheaves; 8" and 12" diameter. 55, 56 & 59 Series Universal loft blocks for upright or underhung mounting. Cast iron or nylon sheaves with 8" and 12" diameter, plus 16" diameter steel blocks. Loft Block Idlers Mounted on the side of a loft block to support ongoing lift lines. Loft Block Pivot Bracket Adaptor for Universal loft blocks which must be mounted on sloped beams. Custom Blocks Custom blocks are available to meet your requirements. Multi-Sheave Blocks Rope blocks with 2 - 5 independent sheaves.

Fixed Combination Floor Blocks Stand-alone floor block with rope lock, used with wire guide sets. Adjustable Combination Floor Blocks Stand-alone floor block with rope lock, used with wire guide sets.		Sliding Tension Floor Blocks Stand-alone floor blocks used with fire curtains.

Tension Floor Blocks Adjustable block at the bottom of the hand line, used with A, J, or T guides.	Wire Guide Floor Blocks Used with 011-518 series wire guide locking rails.	Light Duty Blocks 3" blocks used with fire lines and other light load applications.

Mule Blocks, 12 Series Blocks for turning lift lines, 8" and 12" diameter.	Mule Blocks Swivel & Stands Stands and swivel mounting brackets for mule blocks.