J.R. Clancy, Incorporated -Tension Floor Blocks

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  • Used as the return pulley for the hand line in J-Guide or T-bar manual counterweight sets.
  • Minimum 40 lb. weight to properly tension the handline.
  • Kick tab permits easy readjustment of the block.
  • ASTM Class 30 grey iron sheave.


Category: rigging systems | stage equipment | stages...

MasterFormat: Entertainment and Recreation Equipment | Broadcast, Theater, and Stage Equipment | Rigging Systems and Controls



J.R. Clancy, Incorporated
7041 Interstate Island Road
Syracuse, NY 13209
Tel: (800) 836-1885
Fax: (315) 451-1766

marilynlarsen@jrclancy.com

http://www.jrclancy.com

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Overview


Tension Floor Blocks

  • Used as the return pulley for the hand line in J-Guide or T-bar manual counterweight sets.
  • Minimum 40 lb. weight to properly tension the handline.
  • Kick tab permits easy readjustment of the block.
  • ASTM Class 30 grey iron sheave.
  • Sealed precision ball bearings.
  • Steel shoes.
  • Special grooves and shoe sizes available, consult factory.
  • Also known as "Welch" tension blocks, after the J. R. Clancy employee who developed the block in 1925.


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Specifications

Ordering Information
Product CodeSheave DiamGrooveSet CentersWt.
600-11015C7510"3/4"6" or 8"41 lb
600-11015C75U10"3/4"Less than 6" (specify centers)43 lb
600-11215C7512"3/4"6" or 8"48 lb
600-11015C10010"1"6" or 8"41 lb
600-11015C100U10"1"Less than 6" (specify centers)43 lb
600-11215C10012"1"6" or 8"48 lb
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