Cowcow AAP-01 Aluminium Buffer Set GunsModify 2 different options of spring

2 different options of spring (White Blue and Black)

this enhanced durability blowback housing only weight 19g which reduce the weight pressure on your slide

- Flatter and Slender trigger design

Production Model : AIP018-51-G

Stiffer spring design than stock ones

Cowcow AAP-01 Aluminium Buffer Set GunsModify 2 different options of springAAP01 Guide Rod Set Highlighted features 6061 Aluminium material with CNC machined 2 Aluminium buffers for modification to shorten the cycling Include Enhance 150% Recoil Spring Enhance the reaction force to speed up the blowback cycle 5 Colors available: Silver, Black, Gold, Red & Rainbow For Action Army AAP01