Harken 1990 Sailboat Sailing 3" (75mm) Aluminum Mast Base Lead Fixed Block

Harken 1990 Sailboat Sailing 3" (75mm) Aluminum Mast Base Lead Fixed Block
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.
Specifications:
- Height: 3-3/4" (95.25mm)
- Length: 3-13/16” (96.83mm)
- Width: 1-1/4" (32mm)
- Weight: 11.5 oz (326 g)
- Sheave Ø: 3” (76mm)
- Maximum Line Ø: 1/2" (12mm)
- Fasteners: 5/16” FH (8mm FH)
- Maximum Working Load: 2273 kg (5000 lb)
- Breaking Load: 4545 kg (10000 lb)
- Number of Fasteners: 4
Manufacturer: Harken
Model Number: Lead Fixed Block
Part Number: 1990