I picked the m@g D kit at Fry's today and it fits an M40A.
It fits right out of the package but is too tight for my taste so I dremel-ed down some of the friction grooves and coated it with silicon spray for easy install/removal.
The newer kits no longer include amber, just red/blue/clear.
It fits right out of the package but is too tight for my taste so I dremel-ed down some of the friction grooves and coated it with silicon spray for easy install/removal.
The newer kits no longer include amber, just red/blue/clear.
