Less weight, tough and corrosion resistant – For all guns featuring factory screw-in chokes, 12 gauge.
100% Titanium.
Screw-in Choke markings are as follows:
0 = SK = Skeet = 0.13 mm (.005")
1 = IC = Improved Cylinder = 0.25 mm (.010")
2 = MOD = Modified = 0.51 mm (.020")
3 = IMOD = Improved Modfied = 0.76 mm (.030")
4 = F = Full = 0.89 mm (.035")