Spintech Marine

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 Fiddle Block   with Becket Swivel Shackle that may be locked in position or left to swivel.

Block is & 6 3/4" " tall , Sheave is 2 1/4" Maximum Line Size is 7/16" ,Working Load is 1102 Lbs , Breaking load is 3527Lbs. We stock many sizes with more to be listed soon.