Schaefer Marine 32-77 Twin Sheet Lead Block 25x3mm Black Anodized Aluminum

The Schaefer Marine 32-77 is a twin sheet lead block designed for sailboats up to 29 feet LOA. This precision-engineered block features an anodized aluminum body machined from marine-grade 6061-T6 aluminum that articulates to ensure proper line lead angle. The anodized aluminum sheave runs on a Nomex™/Teflon™ bearing system for low-friction operation and exceptional strength, while a convenient pin stop makes adjustment quick and simple.

Key Specifications:

• Track Size: 1" x 1/8" (25mm x 3mm) - fits standard T-track
• Sheave Diameter: 1-1/2" (38mm)
• Maximum Line: (2) 1/2" (13mm) lines
• Safe Working Load: 2500 lbs (1135 kg)
• Recommended Boat Size: Up to 29' LOA, 5000 lbs displacement, 315 sq ft sail area
• Dimensions: 3-1/2"L x 1-11/32"W x 3-9/32"H (89mm x 34mm x 83mm)
• Bearing Height: 1-29/32" (49mm)
• Weight: 10 oz (284g)

Built to withstand the harsh marine environment, this twin sheet lead block combines durability with smooth, reliable performance for jib and genoa sheet control on small to mid-sized sailboats.