The Schaefer 5 Series Block with Universal Head (504-05) is strong, smooth and reliable. It's perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.
- 3-Way swivel head can be set to swivel 360° or can be locked into place with a set screw
- Universal head allows for many mounting options when combined with Schaefer's Universal Adapters
- Smooth UV resistant, Delrin™ sheave
- High strength to weight ratio
- Metal cheeks are more UV resistant and can take more use and abuse then plastic blocks
- Typical Use: Mainsheet systems, halyard leads and genoa leads to 28', Control lines to 36'
- Maximum Line Size: 7/16" (11 mm)
- Safe Working Load: 1750 lbs (795 kg)
- Dimensions: 4-13/32" (112 mm) L x 2-1/8" (54 mm) W x 15/16" (24 mm) T
- Sheave Diameter: 2" (51 mm)
- Pin Diameter: 1/4" (6 mm)
- Weight: 5 oz. (142 g)