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Heavy Duty Cobra Drag Chains

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John King Extra Heavy Duty Drag Link is available in the Cobra range. The King Cobra follows the standard series but includes increased plate thickness and pin diameter. This chain may be selected where the chain is subject to higher loads or adverse operating conditions of high impact.

Heavy Duty Cobra Drag Chains
Heavy Duty Cobra Drag Chains
Heavy Duty Cobra Drag Chains - drawing

JK Welded Steel Drag Extra Heavy Duty (XHD) Chains

Chain
Number

P

Breaking
Load

Average
Weight

Over-All
Width

Between
Sidebars

Sidebars

Rivet.
Diameter

Length of Bearing

Thickness

Height

F1

L

S

H

D6

B

inches

lbs

lbs/ft

inches

WDH120XHD

6.00

140,000

22.5

12.75

8.75

0.63

2.00

1.00

10.50

WDH118XHD

8.00

140,000

22.5

17.38

11.00

0.63

2.00

1.00

15.13

WDH122XHD

8.00

140,000

19.5

12.75

8.75

0.63

2.00

1.00

10.50

WDH480XHD

8.00

140,000

21.0

15.25

11.00

0.63

2.00

1.00

13.00

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