Schaefer 3 Series Block - 303-03

Schaefer 3 Series Block with Front or Side Shackle (303-03) is perfect for small cruisers, daysailers and high performance racing dinghies. The quality metal construction can take the punishment associated with running rigging mounted on the deck or to spars.

Features:

• Front or side shackle mounting prevents the block from swiveling/twisting
• Tough hardcoat anodized aluminum cheeks
• UV protected Delrin™ sheaves
• Schaefer blocks withstand the elements and potential mishaps far longer than other brands with standard plastic cheeks and sheaves

Specifications:

• Typical Boat Size: Mainsheet systems, halyard leads, genoa leads: Up to 25' (7.6m), Control lines: Up to 30' (9.1m)
• Safe Working Load: 650 lbs (294 kg)
• Maximum Line Diameter: 7/16" (11 mm)
• Dimensions: 3-25/32" (96 mm) L x 1-9/16" (40 mm) W x 3/4" (19 mm) H
• Sheave Diameter: 1-7/16" (36.5 mm)