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Features & Benefits

CM Super Strong Shackles are carbon-type shackles with strength ratings that are 17 to 50% stronger than comparable-sized carbon shackles. 
As a result, these shackles are designed with a 6:1 design factor. Anchor shackles can be side loaded or used for multiple connections.

  • Manufactured from technically advanced micro alloy steel with optimal hardness for strength and ductility.
  • Shackles show major deformation before failure
  • Working load limit and traceability codes shown as permanent markings on body
  • All shackles have alloy quenched and tempered pins
  • Available in sizes 3/16" to 2-1/2"
  • Available finishes include powder coated, galvanized or self-colored
  • Shackles meet dimensional requirements and exceed performance requirements of RR-C-271
  • Special testing and certification is available upon request at the time of the order
  • Note: Screw pin and bolt/nut/cotter shackles have a 6:1 design factor. Round pin shackles have 5:1 design factor.
  • CM Smart ID RFID technology is available as an option on screw pin anchor shackles sizes 1/2" to 1-3/4" and bolt, nut & cotter shackles sizes 3/4" to 1-3/4"
  • FULL line of CM shackles available please call for price and availability 866-392-2829

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Technical Specs

Purchase Below

Part Number Description Brand Weight Price Quantity Total Total weight
M645G 3/16" 1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.06 $9.13 $9.13 0.06
M646G 1/4" 3/4 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.12 $8.57 $8.57 0.12
M647G 5/16" 1 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.20 $9.97 $9.97 0.20
M648G 3/8" 1-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.30 $10.42 $10.42 0.30
M649G 7/16" 2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.50 $11.92 $11.92 0.50
M650G 1/2" 3 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 0.75 $14.25 $14.25 0.75
M651G 5/8" 4-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 1 $26.35 $26.35 1
M652G 3/4" 6-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 2 $37.81 $37.81 2
M653G 7/8" 8-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 4 $52.17 $52.17 4
M654G 1" 10 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 5 $70.22 $70.22 5
M655G 1-1/8" 12 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 7 $102.39 $102.39 7
M656G 1-1/4" 14 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 10 $146.36 $146.36 10
M666G 1-3/8" 16 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 13 $190.50 $190.50 13
M657G 1-1/2" 20 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 17 $224.93 $224.93 17
M685G 1-5/8" 24 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 24 $307.93 $307.93 24
M677G 1-3/4" 30 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 28 $390.00 $390.00 28
M658G 2" 35 ton Galvanized Screw Pin Super Strong Anchor Shackle CM 39 $498.83 $498.83 39

Purchase Below

3/16" 1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M645G
Brand: CM
Weight: 0.06 lb
Price: $9.13
Total: $9.13
Total weight: 0.06 lb
1/4" 3/4 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M646G
Brand: CM
Weight: 0.12 lb
Price: $8.57
Total: $8.57
Total weight: 0.12 lb
5/16" 1 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M647G
Brand: CM
Weight: 0.20 lb
Price: $9.97
Total: $9.97
Total weight: 0.20 lb
3/8" 1-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M648G
Brand: CM
Weight: 0.30 lb
Price: $10.42
Total: $10.42
Total weight: 0.30 lb
7/16" 2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M649G
Brand: CM
Weight: 0.50 lb
Price: $11.92
Total: $11.92
Total weight: 0.50 lb
1/2" 3 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M650G
Brand: CM
Weight: 0.75 lb
Price: $14.25
Total: $14.25
Total weight: 0.75 lb
5/8" 4-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M651G
Brand: CM
Weight: 1 lb
Price: $26.35
Total: $26.35
Total weight: 1 lb
3/4" 6-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M652G
Brand: CM
Weight: 2 lbs
Price: $37.81
Total: $37.81
Total weight: 2 lbs
7/8" 8-1/2 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M653G
Brand: CM
Weight: 4 lbs
Price: $52.17
Total: $52.17
Total weight: 4 lbs
1" 10 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M654G
Brand: CM
Weight: 5 lbs
Price: $70.22
Total: $70.22
Total weight: 5 lbs
1-1/8" 12 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M655G
Brand: CM
Weight: 7 lbs
Price: $102.39
Total: $102.39
Total weight: 7 lbs
1-1/4" 14 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M656G
Brand: CM
Weight: 10 lbs
Price: $146.36
Total: $146.36
Total weight: 10 lbs
1-3/8" 16 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M666G
Brand: CM
Weight: 13 lbs
Price: $190.50
Total: $190.50
Total weight: 13 lbs
1-1/2" 20 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M657G
Brand: CM
Weight: 17 lbs
Price: $224.93
Total: $224.93
Total weight: 17 lbs
1-5/8" 24 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M685G
Brand: CM
Weight: 24 lbs
Price: $307.93
Total: $307.93
Total weight: 24 lbs
1-3/4" 30 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M677G
Brand: CM
Weight: 28 lbs
Price: $390.00
Total: $390.00
Total weight: 28 lbs
2" 35 ton Galvanized Screw Pin Super Strong Anchor Shackle
Code: M658G
Brand: CM
Weight: 39 lbs
Price: $498.83
Total: $498.83
Total weight: 39 lbs

Freight Policy

ORDERS OVER $899 will have free standard shipping to COMMERCIAL ADDRESS.
NOTICE!! FREIGHT TO RESIDENTIAL ADDRESSES: 
Residential addresses include private homes (including businesses operating within a private residence), apartments, camps, churches, schools, day cares,
farms, public storage facilities, and other locations not generally recognized as commercial locations and shall apply to the entire premises. 

Alternatives:
1. The trucking company can hold your order at the nearest terminal.
There may be additional storage fees acumulated if orders are not picked up within 2-3 days.
2. There is a $60 surcharge for appointments/call ahead deliveries.