Harken Micro upright lead block-#243

– Small, lightweight, free-running – Stainless steel sideplates – Lightweight Delrin? sheaves – Carbon-black Delrin? ball bearings Description: Upright, Sheave dia. (in) 7/8, Length (in) 1 1/2, Weight (oz) 1, Max. line dia. (in) 1/4, Shackle pin dia. (in)