A high-quality complete 90 ° tuning kit dedicated to Specna Arms sniper replicas increases the durability of the replica while improving the operation and repeatability of shots. The set includes a redesigned complete trigger unit, along with a dedicated piston and guide. With the proper spring-applied, you can achieve around 500fps without worrying about the strength of the parts while maintaining the smooth operation of the bolt and trigger.
The lightweight piston is equipped with ventilation ports, a rubber shock absorber and polymer cylinder guides for the most stable results. The design of the piston is made of aluminum to maintain optimal weight with maximum strength.