WARNING! Tying to head will cause block to break suddenly, possibly causing an accident,
damage to your vessel, personal injury or death. See www.harken.com for additional
safety information.
Always Loop to Anchor Post in Mouth of Block
Always loop to anchor post in the mouth of the block. The head is not strong enough to secure line.
CORRECT
INCORRECT
Mouth
Head
Do Not Use Loop in Choker Style
Do not use the loop in the choker style as shown below.
WARNING! Using loop in a choker style greatly reduces the strength of the loop causing
the loop to break suddenly at high load, possibly causing an accident, damage to your
vessel, personal injury or death.
INCORRECT
Make sure spliced loop is long enough to prevent pinching and binding
sheave. Make loop longer than sheave diameter.
Make sure “X” is
greater than “Y”.
Using T2 Block as a Becket
X
Y
