Element Polycarbonate Air Seal Hopup Chamber Set for M16 / M4 Series Airsoft A.E

Element Polycarbonate Air Seal Hopup Chamber Set for M16 / M4 Series Airsoft A.E.G.
– One piece air seal construction.
– Great compatibility with all Major Marui Compatible brands.

Note: This product will work with plastic body AEGs however some modification is required. Professional installation is highly recommended