GUNS MODIFY 2-Mod ( Leak / Seal ) Reinforced Stainless Steel Injet Core for Marui GBB Series ( 2pcs )

This 2-Mod Reinforced Stainless Steel Injet Core from GUNS MODIFY is designed for improved air seal and gas leakage reduction on Tokyo Marui GBB series. Crafted with high-grade stainless steel, this core offers greater resilience and durability to provide reliable performance in the field.