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SCHAEFER 7 Series Universal Head Blocks

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.

  • Sheave: Black or white Delrin┬«
  • Bearings: Plain bearings
  • Sheave Size: 2-3/8" (60mm)
  • Line Dia: 1/2" max.
  • Shackle/Strap Type: Swivel shackle with three-way locking head
  • Cleat: 704-75, 705-75 = stainless Sure-Grip cam
  • Safe Working Load: 2250lb.
Customer Reviews
Product Models
Description WM Model # MFG Part # Availability Price Quantity  
7 Series Universal Head Block, Single Sheave Exit Box, Stainless Cheeks, 8.3oz. 285454 34-35
In stock online.

$177.99

7 Series Universal Head Block, Single, Aluminum Cheeks, 7.4oz 561282 704-05
In stock online.

$74.99

7 Series Universal Head Block, Cheek, Aluminum Cheeks, 7oz. 561365 704-11
In stock online.

$84.99

7 Series Universal Head Block, Single with Becket, Aluminum Cheeks, 9oz. 561308 704-15
In stock online.

$119.99

7 Series Universal Head Block, Double, Aluminum Cheeks, 12.4oz. 251673 704-25
Delivery within 2 - 3 weeks.

$152.99

7 Series Universal Head Block, Fiddle, Aluminum Cheeks, 14.3oz. 561357 704-45
In stock online.

$119.99

7 Series Universal Head Block, Fiddle with Becket, Aluminum Cheeks 10729986 704-55
Delivery within 2 - 3 weeks.

$124.99

7 Series Universal Head Block, Fiddle with Cam & Becket, Aluminum Cheeks, 21oz. 561340 704-75
In stock online.

$224.99

7 Series Universal Head Block, Single, Stainless Cheeks, 10.2oz. 285520 705-05
In stock online.

$99.99

7 Series Universal Head Block, Cheek, Stainless Cheeks, 11oz. 150891 705-11
In stock online.

$94.99

7 Series Universal Head Block, Single with Becket, Stainless Cheeks, 12.7oz. 150883 705-15
In stock online.

$137.99

7 Series Universal Head Block, Double, Stainless Cheeks, 17oz. 251681 705-25
In stock online.

$167.99

7 Series Universal Flat Base Block, Cheek, Stainless Cheeks, 15.9oz. 10616407 705-28
In stock online.

$159.99

7 Series Universal Head Block, Double with Becket, Stainless Cheeks, 19oz. 259344 705-35
Delivery within 2 - 3 weeks.

$167.99

7 Series Universal Head Block, Fiddle, Stainless Cheeks, 21oz. 150867 705-45
In stock online.

$137.99

7 Series Universal Head Block, Fiddle with Cam & Becket, Stainless Cheeks, 28oz. 150859 705-75
In stock online.

$244.99

Product Description

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.

  • Sheave: Black or white Delrin┬«
  • Bearings: Plain bearings
  • Sheave Size: 2-3/8" (60mm)
  • Line Dia: 1/2" max.
  • Shackle/Strap Type: Swivel shackle with three-way locking head
  • Cleat: 704-75, 705-75 = stainless Sure-Grip cam
  • Safe Working Load: 2250lb.

Specs

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REVIEW SNAPSHOT®

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Schaefer 7 Series Universal Head Block, Single, Aluminum Cheeks, 7.4oz
 
4.0

(based on 1 review)

Ratings Distribution

  • 5 Stars

     

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  • 4 Stars

     

    (1)

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Reviewed by 1 customer

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(1 of 1 customers found this review helpful)

 
4.0

Schaefer 7 Series Blocks

By Jer

from Lake Jackson, TX

About Me Casual/ Recreational

Verified Buyer

Pros

  • Attractive Design
  • Easy To Install
  • Easy To Use
  • Quality Construction

Cons

    Best Uses

    • Large Boats
    • Sailing

    Comments about Schaefer 7 Series Universal Head Block, Single, Aluminum Cheeks, 7.4oz:

    Simple blocks that do the job for which they were designed.

    Service and delivery comments:

    Service was quick and efficient.

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    Questions about this Product?
    1 (800) 262-8464