Armstrong A Wing XPS Mk II Dyna Link Carbon BoomCarbon boom for the A Wing XPS Mk II wing. Features a circular profile carbon core thats made with the same tech that goes into our carbon foils. Overtop the carbon core is a textured EVA foam exterior thats direct and precise yet comfortable for long sessions. The Carbon Boom works exclusively with the XPS Mk II, it will not mount to the prior generation XPS wing. Length options scale according to specific wing sizes: Small Dyna Link Boom or Handles