Superior  Technology At Amazing Prices

Our Ball Bearing  Blocks are constructed of Aviation grade Aluminum milled on CNC machines. Next they are anodized and coated for the feel of plastic but the strength of aluminum.

316S.S. hardware,Aluminum Sheaves, NOT Plastic and Delrin ball bearings are some of the reasons we guarantee our blocks for Five years.

Listed is the Series 57  Triple Block

Block is & 5 3/4"" tall , Sheave is 2 1/4" Maximum Line Size is 7/16" ,Working Load 2860  Lbs , Breaking load is 5720   Lbs. We stock many sizes with more to be listed soon.