Nine Ball Air Seal Hop Up Chamber Bucking Compact (Soft Type) for Tokyo Marui AEP & Electric SMGs

Nine Ball Air Seal Hop Up Chamber Bucking Compact (Soft Type) for Tokyo Marui AEP & Electric SMGs Suitable For Tokyo Marui AEP Pistol & Electric SMG Rifle Designed to be a compact variation of their well known and proven soft type regular air sealing hop up The soft type provides superb air seal and increased performance over stock hop ups