for US Continental orders over $99
Our Part #: SCH30343 | Mfr. Part #: 303-43
Sheave Dia.: 37 mm (1 7/16 in)
Overall Thickness: 19 mm (1 3/4 in)
Sheave Width: 14 mm (9/16 in)
Length: 137 mm (5 3/8 in)
Safe Working Load Ball Bearing: 410 kg (900 lb)
Max Line Dia.: 11 mm (7/16 in)
Pin Dia.: 5 mm (3/16 in)
Weight: 113 g (4.3 oz)
Schaefer's 3 Series Blocks offer strong, high quality metal construction built to take the punishment associated with running rigging mounted on the deck or spars. Excellent for use on small cruisers, daysailors and high performance racing dinghies.
3 Series Blocks use brilliant Stainless Steel or Tough, Hardcoat Anodized Aluminum cheeks with UV protected Delrin sheaves to withstand the elements and potential mishaps far longer than other brands with standard plastic cheeks and sheaves.
Boats to 25', control lines on boats to 30'.