7 Series Universal Head Block, Fiddle with Cam & Becket, Aluminum Cheeks, 21oz.

Model # 561340 Mfg # 704-75
4.8 out of 5 Customer Rating
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7 Series Universal Head Block, Fiddle with Cam & Becket, Aluminum Cheeks, 21oz.
Model # 561340 Mfg # 704-75
4.8 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 Aluminum Fiddle Block with Cam and Becket allows for 3:1 or 4:1 tackles on boom vangs and mainsheets. 

Universal head allows one block to function as a front shackle, side shackle or swivel shackle block. Large sheave diameter and high working loads make them suitable for sheet and control blocks on medium to large offshore boats. Beckets are removable. 704 series are aluminum; 705 blocks are stainless. Where applicable, blocks use 1/4" fasteners.

Key Features

  • Low-friction and high safe working load
  • Two in-line sheaves to spread the load 
  • 704 series are aluminum; 705 blocks are stainless
  • Beckets are removable; where applicable
  • Swivel head may be locked in place to eliminate line twist
  • Non-corroding Delrin® ball bearings
  • Sheave Diameter: 2 3/8" (60 mm) 
  • Max. Line Diameter: 1/2" (13 mm)  
  • Safe Working Load (MWL): 2250 lb. (1020 kg)  
  • Weight: 1 lb. 5 oz. (595 g) 
  • Length: 8 25/32" (223 mm)

Ball Bearings Plain Bearings
Becket Becket
Diameter 1/2 Inch or 13 mm
Direction Any
Integral Cleat Integral Cam
Length 8 25/32 Inches
Mount Type Swivel Shackle
Ratchet Non Ratcheting
Safe Working Load 2250 Pounds
Type Single Fiddle
Weight 21 Ounces
Sheave Diameter 60 mm

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