Samoon Powerful Recoil Spring For GHK M4 GBB Airsoft Rifle Length-(mm)_710 - Ventilation holes in palms

- Ventilation holes in palms and fingers improve wicking

Suitable For HK417 Series Airsoft Rifle

This Airsoft Version Rifle is a fully licensed airsoft gas blowback rifle gun by EMG

2 Early Model GBB

Samoon Powerful Recoil Spring For GHK M4 GBB Airsoft Rifle Length-(mm)_710 - Ventilation holes in palmsSamoon Powerful Recoil Spring For GHK M4 GBB Airsoft Rifle Tempered high carbon steel Construction Airsoft Spring Suitable For GHK M4 GBB Rifle Airsoft Gun ** Piano wire, or music wire, is a specialized type of wire made to become springs or (as the name implies) to be used as piano strings. It is made from tempered high carbon steel, also known as spring steel, which replaced iron as the material starting in 1834. Piano wire has a very high tensile