The Montana Fly Company® Insert Leaf allows you to double the storage capacity of your MFC Poly Fly Box. The insert features 2 prongs to lock it in with a perfect fit, with slit foam to hold your flies securely.
- Slit foam for holding flies
- Doubles your storage capacity
- Fits MFC Poly Fly Boxes
- Cut for a perfect fit
Montana Fly Company Poly Fly Boxes sold separately








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