Lonex POM Ventilated Piston Head BB Loaders Only the motor rack is

Only the motor rack is mounted on ball bearings to ensure that it is free to spin at high speeds

Can I upgrade my SMP/Inferno/HYDRA to a Gen 2 Inferno

90 degree aluminum piston with dual glide rings and steel base

Durable high strength polymer construction

a new pistol grip designed by H&K

Lonex POM Ventilated Piston Head BB Loaders Only the motor rack isThe LONEX POM Ventilation Ball Bearing Piston Head is a great cost effective high end replacement for your standard Airsoft AEG rifles piston head. The LONEX POM Ventilation Piston Head comes with ball bearings that help relieve spring stress. This piston is designed to deliver great performance and compression.