Laylax Nine Ball Enhanced Rubber Magazine Gasket 2 pcs for Tokyo Marui 5.1/4.3 Hi-Capa

●Curved shape on the inner bucking to improves the gas routing.
●Special material & surface finish for smooth and excellent gas flow.
●Made with cold-resistant material to decrease gas leaks.
●Comes with "seal plate" to control power and blowback balance.