Ronstan Swage Studs for Closed-Body Turnbuckles Size:Imperial - Thread Type 3/8" UNF Wire blocks are low friction

Wire blocks are low friction designed to carry wire halyards and control lines

Adjustable Traveler Track Stop

providing sailors with big power in a low-aero package

thus preventing overrides and providing a smooth

Harken 57mm Carbo Ratchet Block with Becket allows either a 2:1 or 3:1 purchase

Ronstan Swage Studs for Closed-Body Turnbuckles Size:Imperial - Thread Type 3/8" UNF Wire blocks are low frictionThreaded Swage Terminal for Closed Body Turnbuckles Grade 316 Stainless Steel These threaded swage studs have fine, rolled right hand UNF (Unified National Fine) threads for greater strength. They're manufactured from grade 316 stainless steel for maximum corrosion resistance.