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Who holds what · as the FAA records the name

Knots 2U LTD

Holds 7 approved modifications, most of them for the Piper PA-28 Cherokee, Warrior, Archer and Arrow. FAA spelling: Knots 2U Ltd.

Approved modifications 7 · newest first

2021-05-24SA2490SW · Installation of wing tip extension and dorsal fin. · PA-28R-180, PA-28R-200
2021-05-24SA1228CE · Installation of wing tip extension. · PA-28-140, PA-28-150, PA-28-160
2010-03-29SA1521GL · Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals. · PA-32-301, PA-32-301FT, PA-32-301T
2010-03-29SA1217GL · Installation of wing root fairings · PA-32-260, PA-32-300, PA-32-301
2006-11-20SA421GL · Installation of aileron and flap gap seals. · F33, 35-A33, H35
2006-11-20SA957GL · Installation of flap and aileron gap seals. · G35, A35, 35R
2003-07-15SA2382NM · Installation of Aileron and Flap Gap Seals. · 172I, 172S, 172R

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.