Heavy Duty Quadrant Block

A series of 6 cast aluminum or 6 Nylatron® sheaves on bronze bearings allow cable to make a gradual 90° turn for easy pulling through manhole opening. Pulling radius of  24.25 inches  (616 mm).  Can  also  be  suspended  in manhole  to  provide  alignment to duct run. 4,800 lbs. (21,350 N) cable tension  load  capacity. Support Bar sold separately. Replacement Sheaves available.  See Sheaves Specifications and Selection Charts.

*NOTE: 10,000 Lbs 26 inch Radius