COWCOW Technology Recoil Spring 150% for Action Army AAP01

Made of high quality spring steel, progressive 150% recoil spring for Action Army AAP01 series pistols. The recoil spring is compatible with similar clones from different manufacturers. This progressive recoil spring, implemented with two different spring densities, improves recoil control and the weapon's firing cycle.

Please note that installing tuning parts requires knowledge and technical expertise. Previous experience in tuning airsoft guns is also beneficial. It is also worth noting that airsoft guns are individual and installing parts may require adjustment and fine-tuning to suit each gun and configuration.