Boat booms Pontech mooring booms are available in several lengths, from 4.0 to 12.0 metres. The booms are finished with or without a timbered walkway and with or without decking at the wide end. All booms are delivered with rectangular floats which can be ordered in a choice of colours. Each boom is equipped with plastic edging, to protect boat hulls, and four mooring rings, with cleats as optional accessories. The pontoon attachment fittings are available in different designs depending on your type of pontoon, angle mountings, T-rail, C-rail and strap mountings.