Schaefer Halyard Lift Single Block Delrin 1 7/16 in. (37 mm) Dia. Sheave

The Schaefer Halyard Lift Single Block Delrin 1 7/16 in. (37 mm) Dia. Sheave #303-50 is a reliable choice for smooth sailing experiences. It combines strength and lightweight design to ensure your halyards run effortlessly. Perfect for sailors who appreciate performance and durability without cutting corners.

Features & Benefits

• High-load capability with machined aluminum cage design
• Delrin sheave for reduced friction and smoother operation
• Nomex/Teflon bearing system for enhanced performance

Crafted from machined aluminum, this block is both robust and lightweight, measuring 1 7/16 inches (37 mm) in diameter. It features a Delrin sheave that is compatible with various sailing applications, minimizing friction thanks to its advanced bearing system. Ideal for leading halyards aft safely and efficiently.

Sheave Dia.: 37 mm (1 7/16 in)
Max Wire: 11 mm (7/16 in)
Jaw Opening: 44 mm (1 3/4 in)
Pin Dia.: 41 mm (1 5/8 in)
Length: 50 mm (1 31/32 in)
Width: 15 mm (19/32 in)
Overall Thickness (4): 5 mm (# 10 RH)
Fastener Spacing Length: 29 mm (1 5/32 in)
Fastener Spacing Across: 33 mm (1 5/16 in)
Safe Working Load: 454 kg (1000 lb)
Weight: 85 g (3 oz)