Schaefer #504-38 Aluminum Utility Block 

*Shows Typical Signs of Wear from Use and Weather* 

Sheave Dia.: 2" (51 mm)

Max Line: 7/16" (11 mm)

Pin Dia.: 1/4" (6 mm)

Length: 3-3/32" (79 mm)

Width: 2-1/8" (54 mm)

Thickness: 13/16" (21 mm)

SWL: 1750 lbs (795 kg)

Weight: 3.5 oz. (99 g)