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DDIN Helicopter Blocks are ideal for stringing multiple sizes of single overhead conductors where the pilot line will be flown in.  A unique feature of these blocks is the exclusive “Snap Lock” fold away helicopter arm, which eliminates the need for removing pins to deploy or retract the fly arm.  

Contact us if you have any questions.




DDIN Wide Helicopter Blocks

  • A wider version of the Standard Helicopter Stringing Block
  • “V-Groove” urethane lined wide-throat sheave
  • Designed to improve the installation of T2® and VR2® conductors
  • Constructed of aluminum alloy, lightweight and durable
  • Anti-friction bearings packed with synthetic aviation grease

Additional information

Weight N/A
Dimensions N/A
Sheave Size

16", 22", 28", 36", 42"


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