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5 Series Double Block with Becket, 9.1 oz.

Model # 259385 Mfg # 504-35
5 out of 5 Customer Rating
Advice & How-To
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
Sale Clearance
5 Series Double Block with Becket, 9.1 oz.
Model # 259385 Mfg # 504-35
5 out of 5 Customer Rating
Advice & How-To
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
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Schaefer Double Aluminum Block with Becket allows shackles to be set to swivel or to lock in three positions. 

Used extensively for sheet blocks on small- to mid-sized keelboats, and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small- to mid-sized boats. Adaptable universal three-way head. Black anodized aluminum or stainless steel cheeks. Stainless steel straps and posts. 

Key Features 

  • 3-Way swivel head can be set to swivel 360° or can be locked to avoid twist
  • Universal design suits diverse applications and mounting options
  • Tough, hardcoat-anodized aluminum cheeks 
  • Smooth UV resistant, Delrin™ sheave
  • Accepts Schaefer "universal" adapters for custom mounting
  • High strength to weight ratio

Ball Bearings Plain Bearings
Becket Becket
Diameter 7/16 Inch or 11 mm
Direction Any
Integral Cleat No Integral Cleat
Length 6 3/16 Inches
Mount Type Swivel Shackle
Ratchet Non Ratcheting
Safe Working Load 1750 Pounds
Type Double
Weight 9.1 Ounces
Sheave Diameter 51 mm

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