20 guage full constriction

[snapper1982]

anyone know the standard constriction for full choke 20 guage? specifically mossberg 500.

[hookedspur]

I think its 585

[surehuntsalot]

Somewhere around .590,I think.

[dawei]

anyone know the standard constriction for full choke 20 guage? specifically mossberg 500.

Mossberg® OEM Accu- Choke™ 20 gauge diameters are as follows.....
CYL = .620"
IMP CYL = .610"
MOD = .600"
FULL = .590"
XFULL = .585"


After market turkey chokes go from .550" - 582".