HPS stands for "High Precision System". This head has been developed in order to Increase the usable rotor RPM range without having to change the the rigidity of the dampening system.
Furthermore, this solution allows an optimal control of the geometry even when large amounts of torque are introduced into the system.
With new HPS system, the head is very accurate and reliable.

Included:

Aluminum Center Hub HPS 630 x 1pc

Aluminum Blade Grip Arm HPS 630 x 2pcs

Aluminum Radius Arm x 2pcs

Plastic Radius Arm x 2pcs

Spacer Arm 2,5x4 x 6,3 x 2pcs

Spacer Arm 3x5 x 2,7 x 2pcs

DIN 12.9 Socket Head Cap M2,5x18 x 2pcs

DIN 12.9 Socket Head Cap M3x16 x 2pcs

Washer Ø3 x Ø4 x 0,5 x 2pcs

Flanged bearing  Ø3 x Ø7 x3 x 4pcs

Flanged bearing  Ø2,5 x Ø6 x2,6 x 4pcs

Steel Linkage x 2pcs

Uniball M3x4 Ø5 H3.5 x 4pcs

Plastic ball linkage x 4pcs

DIN 12.9 Socket Head Cap M3x10 x 2pcs

DIN 12.9 Socket Head Cap M3x12 x 2pcs

DIN 12.9 Shoulder cap screw M4x24 x 1pc

Metric hex locknut Nuts M4 H5 x 1pc

Derlin Dampener x 2pcs

Oring 3050 x 4pcs

Shims Ø10 x Ø16 x 0,2 x 4pcs

Washer Ø6,3 x Ø15 x 1 x 2pcs

DIN 12.9 Button Head Socket Cap M6x10 x 2pcs