Block type

•  Double
•  Fiddle
•  Simple
•  Triple

Block specificity

•  2 linked blocks
•  Becket
•  Block on rings
•  Chape
•  Double joint
•  Hight load
•  Multi-jointed
•  Opposite flat
•  Orientable chape
•  Removable pin
•  Shackle on swivel
•  swivel hook
•  With cleat
•  With clevis and T-connection
•  with inverted cleat