1911 Builders Precision rail cutter fixture for 416 or 4140 steel frames. This fixture is used for cutting the rail slots and is easy to use. Cutting both rails at the same time for speed and accuracy. It is compatible with most other frames on the market but not a guarantee. When using 1911 Builders frames The deck height must be done before this operation.
Prc setup and overview video:
Rail cutting and frame thinning video: