RiaYer 50mm Double Sheave Fixed Head Sailing Block Marine Grade Pulley with T316 Stainless Steel Construction 3100 lbs Breaking Load Fits 12 12mm Line Professional Boat HardwareHL002

Professional Marine Construction Engineered with marinegrade T316 stainless steel and reinforced PA66 nylon delivering excellent corrosion resistance and durability in harsh marine environments Premium materials ensure exceptional longevity while minimizing maintenance requirements Reliable Breaking Load Capacity Engineered to handle a breaking load of 880 lbs 400 kg and a Breaking Load of 3100 lbs 1400 kg making it ideal for demanding marine and industrial applications This robust capacity ensures reliable performance and safety across diverse sailing conditions Double Sheave System Features precision plain bearings and dual sheave design for enhanced line management The fixed head construction with double pulleys provides reliable performance and efficient line handling in all sailing conditions Optimized Line Compatibility Equipped with dual 2 50mm sheave diameter specifically Ideal for 12 12mmline size Perfect for various sailing applications from mainsheets to control lines Efficient Compact Design Precisely engineered dimensions of 5 12 2 1 1516 1397mm 508mm 492mm Lightweight yet robust construction ensures easy handling without compromising strength