The 598 holds blocks upright and
allow attachment of control blocks.
Toggles include a 5/16" (8 mm) mainsheet
block pin that accepts Midrange blocks,
57 mm double and triple AirBlocks® and
75 mm single Black Magic® AirBlocks®.
To attach Carbo control blocks to the stand-up
toggle, choose 598
toggles. Refer to chart for block compatibility.