Maple Leaf VSR-10 Hop Up Chamber Kits for VSR-10 FN SPR A5M Scopes Cover The engraved numbering system allows

The engraved numbering system allows competitive shooters to colour code and number their magazines to keep track of which ones they have in rotation

They glow as identifiers in the darkness all night long

Poseidon Barrel Exclusive use Hop up Bucking 60° for AEG ( 1pcs/set )

AF M4 Front Sight Rail ( BK )

and shells that are designed for use with CO2 gas

Maple Leaf VSR-10 Hop Up Chamber Kits for VSR-10 FN SPR A5M Scopes Cover The engraved numbering system allowsMaple Leaf VSR 10 Hop Up Chamber. Upgrade your stock chamber with this CNC machined unit. Fits Tokyo Marui VSR 10 sniper rifles, Echo 1 PSR, clone guns, JG BAR 10, etc.