7 Series Utility block with Delrin(tm) sheave. Anodized aluminum cheeks feature a Delrin(tm) sheave ensuring smooth operation and high safe working load. Easily removable Stainless steel ferrule allows a variety of attachments. Sheave Dia. 2-3/8" (60 mm), Max Line 1/2" (13 mm), Pin dia. 1/4" (6 mm), Length 3-23/32" (94 mm), Width 2-1/2" (64 mm), Thickness 1" (25 mm), SWL 2250 (1020 kg), Weight 7 oz (198 g)