XLPower 520/550/Nimbus 550 POM Head Damper

Included:

• POM damper (2)
• Oring (2)
• Spindle washer (2)

Used for XLPower 520/550 or Nimbus 550 with low head speed or aggressive 3D perfomance. For Sport or Mild 3D flying, please use XL52H14.