Logitech X52 H.O.T.A.S. Spring Stiffener With Install Tool (Pro and Non Pro) HOTAS

Easily installed mod for the limp stick feeling

includes a tool to help you pull back the spring to install
Medium compresses the outer spring by 5mm making the stick feel firmer
Firm compresses both springs by 5mm to give a much firmer feeling
(Recommend that the base is mounted securely for the firm option)

works on bothe the X52 and the X52 Professional