p This kit includes: /p p 1x spring pin /p p 1x O-ring (4.8*1.9) /p p 1x spring /p p 1x O-ring (11.8*2.4) /p p 1x O-ring (6.5*2) /p p 4x rotor blades /p p 1x spring pin /p p 1x retaining rin /p p 1x toothed washer /p p 1x toothed belt /p p 1x toothed washer /p p 2x spring pin /p