The breech plug body fits all Knight Mountaineer and Ultralight muzzleloaders. It does not fit the DISC Elite, Extreme, Master Hunter, and Long Range Hunter. The breech plug body is made from 17-4 stainless heat treated to H900 providing the ultimate in strength and corrosion resistance.
The body comes with one vent liner, part number VL-1, installed. Additional vent liners are available in packs of four.
For Knight DISC Elite, Extreme, Master Hunter, and Long Range Hunter use Breech Plug p/n BP-BP-K1
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