Ronstan Series 20 Double Block ZS Jammers Stud diameter: 5/8" (16mm)

Stud diameter: 5/8" (16mm)

and with the regular fit can be worn with or without additional layers - perfect for your weekend adventure

Ronstan Series 25 & 29 Narrow Fiddle Block w/ Tube Rivet

Schaefer Thru-Deck Fairlead

F - 1 3/8" (35 mm)

Ronstan Series 20 Double Block ZS Jammers Stud diameter: 5/8" (16mm)Product Description Ronstan Series 20 Double Block Features Low friction High static and dynamic load capacity Lightweight Sheave 3 4 in. Max. Rope 1 4 in. Max. Cable in Pin 5 32 in. M. W. L. 770 lb. B. L. 1540 lb. Weight 1. 5 oz. Product Information Precision molded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction. Two way head can be fixed at 0 or 90 degrees Applications Dinghy control lines