Unifiber Elite SDM Carbon Mast Extension V2 Size:46 V2 The Chinook boom head is

The Chinook boom head is fully articulated

Quad and even Trailer Quad (5Fin)

The endo-batten system further locks the shape into the panels

Rather than just re-badge any generic harness line

downhaul till the bottom of your mast lines up with the desired setting: Max

Unifiber Elite SDM Carbon Mast Extension V2 Size:46 V2 The Chinook boom head isnote: ongoing supply issues remain so please check for current stock and any possible lead times Maximum performance, maximum durability. Whether you're blasting on heavy chop or setting new speed records, you can rely on this mast extension. The pre preg carbon tube keeps the weight low and gives a responsive feel to your rig. The direct connection between the pre preg carbon tube and the stainless steel base is stiff, solid and extremely durable.