Schaefer Isomat Collar Block

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Manufacturer part #: 505-20. Schaefer offers several utility and Collar Post blocks to solve a variety of lead problems. Utility style blocks offer a removable Ferrule design for q uick and strong attachment to a variety of fittings. The 505-20 and 705-20 include a collar post and the new M66-20 and M82-20 offer an easy attachment to existing mast collars. All of Schaefer's utility blocks are ideal for high static loads created at the base of the mast. Features American Metric Description Isomat Collar Block Delrin Lenght 3 3/32 in 79 mm Width 2 1/8 in 54 mm Overall Thickness 13/16 in 21 mm Sheave Ø 2 in 51 mm Max Line 7/16 in 11 mm Jaw Opening 13/16 in 18 mm Pin Ø 0.510 Hole Safe Working Load 1750 lb 795 kg Weight 7.1 oz 20 g Show more